112521124045 has 12 divisors (see below), whose sum is σ = 148416293340. Its totient is φ = 81833544320.

The previous prime is 112521123977. The next prime is 112521124087. The reversal of 112521124045 is 540421125211.

It can be written as a sum of positive squares in 2 ways, for example, as 36302061961 + 76219062084 = 190531^2 + 276078^2 .

It is not a de Polignac number, because 112521124045 - 2³¹ = 110373640397 is a prime.

It is a super-2 number, since 2×112521124045² (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 11 ways as a sum of consecutive naturals, for example, 92992060 + ... + 92993269.

It is an arithmetic number, because the mean of its divisors is an integer number (12368024445).

Almost surely, 2^112521124045 is an apocalyptic number.

It is an amenable number.

112521124045 is a deficient number, since it is larger than the sum of its proper divisors (35895169295).

112521124045 is a wasteful number, since it uses less digits than its factorization.

112521124045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185985356 (or 185985345 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 112521124045 its reverse (540421125211), we get a palindrome (652942249256).

The spelling of 112521124045 in words is "one hundred twelve billion, five hundred twenty-one million, one hundred twenty-four thousand, forty-five".