102112002111 has 32 divisors (see below), whose sum is σ = 157973944320. Its totient is φ = 57459780576.

The previous prime is 102112002107. The next prime is 102112002121. The reversal of 102112002111 is 111200211201.

It is not a de Polignac number, because 102112002111 - 2² = 102112002107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112002121) by changing a digit.

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, 4969120 + ... + 4989626.

It is an arithmetic number, because the mean of its divisors is an integer number (4936685760).

Almost surely, 2^102112002111 is an apocalyptic number.

102112002111 is a deficient number, since it is larger than the sum of its proper divisors (55861942209).

102112002111 is a wasteful number, since it uses less digits than its factorization.

102112002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24123.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102112002111 its reverse (111200211201), we get a palindrome (213312213312).

The spelling of 102112002111 in words is "one hundred two billion, one hundred twelve million, two thousand, one hundred eleven".