12112310301021 has 32 divisors (see below), whose sum is σ = 21214774483200. Its totient is φ = 6682653956160.

The previous prime is 12112310300971. The next prime is 12112310301059. The reversal of 12112310301021 is 12010301321121.

12112310301021 is a `hidden beast` number, since 1 + 21 + 12 + 310 + 301 + 0 + 21 = 666.

It is not a de Polignac number, because 12112310301021 - 2⁶ = 12112310300957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12112310300985 and 12112310301003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12112310301071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1104930690 + ... + 1104941651.

It is an arithmetic number, because the mean of its divisors is an integer number (662961702600).

Almost surely, 2^{12112310301021} is an apocalyptic number.

It is an amenable number.

12112310301021 is a deficient number, since it is larger than the sum of its proper divisors (9102464182179).

12112310301021 is a wasteful number, since it uses less digits than its factorization.

12112310301021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209872386 (or 2209872380 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12112310301021 its reverse (12010301321121), we get a palindrome (24122611622142).

The spelling of 12112310301021 in words is "twelve trillion, one hundred twelve billion, three hundred ten million, three hundred one thousand, twenty-one".