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10222210101020 = 225511110505051
BaseRepresentation
bin1001010011000000101100…
…1100111010111100011100
31100012020022101201222012212
42110300023030322330130
52314440041241213040
633424003554415552
72103346616134361
oct224601314727434
940166271658185
1010222210101020
113291240122905
1211911715915b8
13591c479ac4b8
14274a86c42468
1512ad83197d65
hex94c0b33af1c

10222210101020 has 12 divisors (see below), whose sum is σ = 21466641212184. Its totient is φ = 4088884040400.

The previous prime is 10222210101011. The next prime is 10222210101023. The reversal of 10222210101020 is 2010101222201.

It is a junction number, because it is equal to n+sod(n) for n = 10222210100986 and 10222210101004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222210101023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255555252506 + ... + 255555252545.

It is an arithmetic number, because the mean of its divisors is an integer number (1788886767682).

Almost surely, 210222210101020 is an apocalyptic number.

10222210101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222210101020 is an abundant number, since it is smaller than the sum of its proper divisors (11244431111164).

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

10222210101020 is a wasteful number, since it uses less digits than its factorization.

10222210101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511110505060 (or 511110505058 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10222210101020 its reverse (2010101222201), we get a palindrome (12232311323221).

The spelling of 10222210101020 in words is "ten trillion, two hundred twenty-two billion, two hundred ten million, one hundred one thousand, twenty".

Divisors: 1 2 4 5 10 20 511110505051 1022221010102 2044442020204 2555552525255 5111105050510 10222210101020