133031133123 has 64 divisors (see below), whose sum is σ = 206535081984. Its totient is φ = 74602944000.

The previous prime is 133031133113. The next prime is 133031133133. The reversal of 133031133123 is 321331130331.

It is an interprime number because it is at equal distance from previous prime (133031133113) and next prime (133031133133).

It is a de Polignac number, because none of the positive numbers 2^k-133031133123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133031133093 and 133031133102.

It is not an unprimeable number, because it can be changed into a prime (133031133113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 108066918 + ... + 108068148.

It is an arithmetic number, because the mean of its divisors is an integer number (3227110656).

Almost surely, 2^133031133123 is an apocalyptic number.

133031133123 is a deficient number, since it is larger than the sum of its proper divisors (73503948861).

133031133123 is a wasteful number, since it uses less digits than its factorization.

133031133123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 133031133123 its reverse (321331130331), we get a palindrome (454362263454).

The spelling of 133031133123 in words is "one hundred thirty-three billion, thirty-one million, one hundred thirty-three thousand, one hundred twenty-three".