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10210210122220 = 2254571117090823
BaseRepresentation
bin1001010010010011111111…
…1100101000100111101100
31100011002100002122212221121
42110210333330220213230
52314241002242402340
633414301125310324
72102443345036423
oct224447774504754
940132302585847
1010210210122220
113287142486159
12118a9828653a4
13590a84854524
1427426922c2ba
1512a8ce92d94a
hex9493ff289ec

10210210122220 has 24 divisors (see below), whose sum is σ = 21488359090464. Its totient is φ = 4075147318656.

The previous prime is 10210210122197. The next prime is 10210210122251. The reversal of 10210210122220 is 2222101201201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10210210122194 and 10210210122203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558536272 + ... + 558554551.

It is an arithmetic number, because the mean of its divisors is an integer number (895348295436).

Almost surely, 210210210122220 is an apocalyptic number.

10210210122220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210210122220 is an abundant number, since it is smaller than the sum of its proper divisors (11278148968244).

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

10210210122220 is a wasteful number, since it uses less digits than its factorization.

10210210122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117091289 (or 1117091287 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10210210122220 its reverse (2222101201201), we get a palindrome (12432311323421).

The spelling of 10210210122220 in words is "ten trillion, two hundred ten billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 457 914 1828 2285 4570 9140 1117090823 2234181646 4468363292 5585454115 11170908230 22341816460 510510506111 1021021012222 2042042024444 2552552530555 5105105061110 10210210122220