102001021100022 has 32 divisors (see below), whose sum is σ = 234260718318720. Its totient is φ = 29282589789120.

The previous prime is 102001021099987. The next prime is 102001021100023. The reversal of 102001021100022 is 220001120100201.

It is a junction number, because it is equal to n+sod(n) for n = 102001021099980 and 102001021100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001021100023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40670262343 + ... + 40670264850.

It is an arithmetic number, because the mean of its divisors is an integer number (7320647447460).

Almost surely, 2^{102001021100022} is an apocalyptic number.

102001021100022 is an abundant number, since it is smaller than the sum of its proper divisors (132259697218698).

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

102001021100022 is a wasteful number, since it uses less digits than its factorization.

102001021100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81340527228.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102001021100022 its reverse (220001120100201), we get a palindrome (322002141200223).

The spelling of 102001021100022 in words is "one hundred two trillion, one billion, twenty-one million, one hundred thousand, twenty-two".