101012001100 has 18 divisors (see below), whose sum is σ = 219196042604. Its totient is φ = 40404800400.

The previous prime is 101012001091. The next prime is 101012001113. The reversal of 101012001100 is 1100210101.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505059906 + ... + 505060105.

Almost surely, 2^101012001100 is an apocalyptic number.

101012001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101012001100 is an abundant number, since it is smaller than the sum of its proper divisors (118184041504).

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

101012001100 is a wasteful number, since it uses less digits than its factorization.

101012001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010120025 (or 1010120018 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 101012001100 its reverse (1100210101), we get a palindrome (102112211201).

The spelling of 101012001100 in words is "one hundred one billion, twelve million, one thousand, one hundred".