123330013131 has 8 divisors (see below), whose sum is σ = 177089249680. Its totient is φ = 75895392672.

The previous prime is 123330013129. The next prime is 123330013171. The reversal of 123330013131 is 131310033321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123330013131 - 2¹ = 123330013129 is a prime.

It is a super-2 number, since 2×123330013131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 123330013098 and 123330013107.

It is not an unprimeable number, because it can be changed into a prime (123330013171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1581153976 + ... + 1581154053.

It is an arithmetic number, because the mean of its divisors is an integer number (22136156210).

Almost surely, 2^123330013131 is an apocalyptic number.

123330013131 is a deficient number, since it is larger than the sum of its proper divisors (53759236549).

123330013131 is a wasteful number, since it uses less digits than its factorization.

123330013131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162308045.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 123330013131 its reverse (131310033321), we get a palindrome (254640046452).

The spelling of 123330013131 in words is "one hundred twenty-three billion, three hundred thirty million, thirteen thousand, one hundred thirty-one".