123101113130 has 64 divisors (see below), whose sum is σ = 239600021760. Its totient is φ = 45397287936.

The previous prime is 123101113129. The next prime is 123101113193. The reversal of 123101113130 is 31311101321.

It is a junction number, because it is equal to n+sod(n) for n = 123101113099 and 123101113108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3939749 + ... + 3970871.

It is an arithmetic number, because the mean of its divisors is an integer number (3743750340).

Almost surely, 2^123101113130 is an apocalyptic number.

123101113130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123101113130 is a deficient number, since it is larger than the sum of its proper divisors (116498908630).

123101113130 is a wasteful number, since it uses less digits than its factorization.

123101113130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31775.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 123101113130 its reverse (31311101321), we get a palindrome (154412214451).

The spelling of 123101113130 in words is "one hundred twenty-three billion, one hundred one million, one hundred thirteen thousand, one hundred thirty".