112121012102 has 64 divisors (see below), whose sum is σ = 190944165888. Its totient is φ = 48916548000.

The previous prime is 112121012077. The next prime is 112121012149. The reversal of 112121012102 is 201210121211.

It is a super-2 number, since 2×112121012102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73233077 + ... + 73234607.

It is an arithmetic number, because the mean of its divisors is an integer number (2983502592).

Almost surely, 2^112121012102 is an apocalyptic number.

112121012102 is a deficient number, since it is larger than the sum of its proper divisors (78823153786).

112121012102 is a wasteful number, since it uses less digits than its factorization.

112121012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112121012102 its reverse (201210121211), we get a palindrome (313331133313).

The spelling of 112121012102 in words is "one hundred twelve billion, one hundred twenty-one million, twelve thousand, one hundred two".