101111212012100 has 36 divisors (see below), whose sum is σ = 228950953117824. Its totient is φ = 38686028942880.

The previous prime is 101111212012093. The next prime is 101111212012133. The reversal of 101111212012100 is 1210212111101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21980695964 + ... + 21980700563.

Almost surely, 2^{101111212012100} is an apocalyptic number.

101111212012100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111212012100 is an abundant number, since it is smaller than the sum of its proper divisors (127839741105724).

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

101111212012100 is a wasteful number, since it uses less digits than its factorization.

101111212012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43961396564 (or 43961396557 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 101111212012100 its reverse (1210212111101), we get a palindrome (102321424123201).

Subtracting from 101111212012100 its reverse (1210212111101), we obtain a palindrome (99900999900999).

The spelling of 101111212012100 in words is "one hundred one trillion, one hundred eleven billion, two hundred twelve million, twelve thousand, one hundred".