112021011021 has 16 divisors (see below), whose sum is σ = 154519219008. Its totient is φ = 72137808000.

The previous prime is 112021011019. The next prime is 112021011023. The reversal of 112021011021 is 120110120211.

It is an interprime number because it is at equal distance from previous prime (112021011019) and next prime (112021011023).

It is not a de Polignac number, because 112021011021 - 2¹ = 112021011019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112021010988 and 112021011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112021011023) 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, 4496191 + ... + 4521036.

It is an arithmetic number, because the mean of its divisors is an integer number (9657451188).

Almost surely, 2^112021011021 is an apocalyptic number.

It is an amenable number.

112021011021 is a deficient number, since it is larger than the sum of its proper divisors (42498207987).

112021011021 is a wasteful number, since it uses less digits than its factorization.

112021011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9017372.

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

Adding to 112021011021 its reverse (120110120211), we get a palindrome (232131131232).

The spelling of 112021011021 in words is "one hundred twelve billion, twenty-one million, eleven thousand, twenty-one".