112021019137 has 2 divisors, whose sum is σ = 112021019138. Its totient is φ = 112021019136.

The previous prime is 112021019129. The next prime is 112021019161. The reversal of 112021019137 is 731910120211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83484012096 + 28537007041 = 288936^2 + 168929^2 .

It is a cyclic number.

It is not a de Polignac number, because 112021019137 - 2³ = 112021019129 is a prime.

It is not a weakly prime, because it can be changed into another prime (112021019177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010509568 + 56010509569.

It is an arithmetic number, because the mean of its divisors is an integer number (56010509569).

Almost surely, 2^112021019137 is an apocalyptic number.

It is an amenable number.

112021019137 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021019137 is an equidigital number, since it uses as much as digits as its factorization.

112021019137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 28.

Adding to 112021019137 its reverse (731910120211), we get a palindrome (843931139348).

The spelling of 112021019137 in words is "one hundred twelve billion, twenty-one million, nineteen thousand, one hundred thirty-seven".