112110021012021 has 16 divisors (see below), whose sum is σ = 151586034259968. Its totient is φ = 73687019966000.

The previous prime is 112110021011987. The next prime is 112110021012029. The reversal of 112110021012021 is 120210120011211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 112110021012021 - 2²¹ = 112110018914869 is a prime.

It is a super-2 number, since 2×112110021012021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112110021012029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54834280 + ... + 56842046.

It is an arithmetic number, because the mean of its divisors is an integer number (9474127141248).

Almost surely, 2^{112110021012021} is an apocalyptic number.

It is an amenable number.

112110021012021 is a deficient number, since it is larger than the sum of its proper divisors (39476013247947).

112110021012021 is a wasteful number, since it uses less digits than its factorization.

112110021012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269992.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112110021012021 its reverse (120210120011211), we get a palindrome (232320141023232).

The spelling of 112110021012021 in words is "one hundred twelve trillion, one hundred ten billion, twenty-one million, twelve thousand, twenty-one".