102010201111100 has 36 divisors (see below), whose sum is σ = 221759555089464. Its totient is φ = 40730823545280.

The previous prime is 102010201111079. The next prime is 102010201111109. The reversal of 102010201111100 is 1111102010201.

It is a super-2 number, since 2×102010201111100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102010201111109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 915655262 + ... + 915766661.

It is an arithmetic number, because the mean of its divisors is an integer number (6159987641374).

Almost surely, 2^{102010201111100} is an apocalyptic number.

102010201111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102010201111100 is an abundant number, since it is smaller than the sum of its proper divisors (119749353978364).

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

102010201111100 is a wasteful number, since it uses less digits than its factorization.

102010201111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831422494 (or 1831422487 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 102010201111100 its reverse (1111102010201), we get a palindrome (103121303121301).

The spelling of 102010201111100 in words is "one hundred two trillion, ten billion, two hundred one million, one hundred eleven thousand, one hundred".