102001122102 has 64 divisors (see below), whose sum is σ = 239632992000. Its totient is φ = 28598138880.

The previous prime is 102001122079. The next prime is 102001122103. The reversal of 102001122102 is 201221100201.

It is a super-2 number, since 2×102001122102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001122103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 704227 + ... + 836622.

It is an arithmetic number, because the mean of its divisors is an integer number (3744265500).

Almost surely, 2^102001122102 is an apocalyptic number.

102001122102 is an abundant number, since it is smaller than the sum of its proper divisors (137631869898).

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

102001122102 is a wasteful number, since it uses less digits than its factorization.

102001122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540941.

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

Adding to 102001122102 its reverse (201221100201), we get a palindrome (303222222303).

The spelling of 102001122102 in words is "one hundred two billion, one million, one hundred twenty-two thousand, one hundred two".