123331303112 has 32 divisors (see below), whose sum is σ = 244874518200. Its totient is φ = 58032190464.

The previous prime is 123331303063. The next prime is 123331303169. The reversal of 123331303112 is 211303133321.

It can be written as a sum of positive squares in 4 ways, for example, as 111840749476 + 11490553636 = 334426^2 + 107194^2 .

It is a super-2 number, since 2×123331303112² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1425278 + ... + 1509330.

Almost surely, 2^123331303112 is an apocalyptic number.

It is an amenable number.

123331303112 is a deficient number, since it is larger than the sum of its proper divisors (121543215088).

123331303112 is a wasteful number, since it uses less digits than its factorization.

123331303112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94865 (or 94861 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 123331303112 its reverse (211303133321), we get a palindrome (334634436433).

The spelling of 123331303112 in words is "one hundred twenty-three billion, three hundred thirty-one million, three hundred three thousand, one hundred twelve".