102001011121022 has 64 divisors (see below), whose sum is σ = 165984648560640. Its totient is φ = 46731879517824.

The previous prime is 102001011120997. The next prime is 102001011121081. The reversal of 102001011121022 is 220121110100201.

It is a super-2 number, since 2×102001011121022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102001011120988 and 102001011121006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14360268323 + ... + 14360275425.

It is an arithmetic number, because the mean of its divisors is an integer number (2593510133760).

Almost surely, 2^{102001011121022} is an apocalyptic number.

102001011121022 is a deficient number, since it is larger than the sum of its proper divisors (63983637439618).

102001011121022 is a wasteful number, since it uses less digits than its factorization.

102001011121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14097.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 102001011121022 its reverse (220121110100201), we get a palindrome (322122121221223).

The spelling of 102001011121022 in words is "one hundred two trillion, one billion, eleven million, one hundred twenty-one thousand, twenty-two".