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10200202112220 = 2235604728113671
BaseRepresentation
bin1001010001101110101101…
…1011000110110011011100
31100010010111121211022011120
42110123223123012303130
52314110003220042340
633405524055050540
72101640342253621
oct224335333066334
940103447738146
1010200202112220
1132829771a010a
121188a4b070a50
1358cb4b2c1213
14273999dc2348
1512a4e5edc4d0
hex946eb6c6cdc

10200202112220 has 48 divisors (see below), whose sum is σ = 28565290027008. Its totient is φ = 2719603981120.

The previous prime is 10200202112197. The next prime is 10200202112291. The reversal of 10200202112220 is 2221120200201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10200202112220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13694016 + ... + 14419655.

It is an arithmetic number, because the mean of its divisors is an integer number (595110208896).

Almost surely, 210200202112220 is an apocalyptic number.

10200202112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10200202112220 is an abundant number, since it is smaller than the sum of its proper divisors (18365087914788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10200202112220 is a wasteful number, since it uses less digits than its factorization.

10200202112220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28119730 (or 28119728 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10200202112220 its reverse (2221120200201), we get a palindrome (12421322312421).

The spelling of 10200202112220 in words is "ten trillion, two hundred billion, two hundred two million, one hundred twelve thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 6047 12094 18141 24188 30235 36282 60470 72564 90705 120940 181410 362820 28113671 56227342 84341013 112454684 140568355 168682026 281136710 337364052 421705065 562273420 843410130 1686820260 170003368537 340006737074 510010105611 680013474148 850016842685 1020020211222 1700033685370 2040040422444 2550050528055 3400067370740 5100101056110 10200202112220