11211100120102 has 64 divisors (see below), whose sum is σ = 18147999168000. Its totient is φ = 5178460854528.

The previous prime is 11211100120093. The next prime is 11211100120117. The reversal of 11211100120102 is 20102100111211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176830224 + ... + 176893612.

It is an arithmetic number, because the mean of its divisors is an integer number (283562487000).

Almost surely, 2^{11211100120102} is an apocalyptic number.

11211100120102 is a deficient number, since it is larger than the sum of its proper divisors (6936899047898).

11211100120102 is a wasteful number, since it uses less digits than its factorization.

11211100120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64205.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11211100120102 its reverse (20102100111211), we get a palindrome (31313200231313).

The spelling of 11211100120102 in words is "eleven trillion, two hundred eleven billion, one hundred million, one hundred twenty thousand, one hundred two".