123011210313 has 24 divisors (see below), whose sum is σ = 187049116800. Its totient is φ = 77685256224.

The previous prime is 123011210291. The next prime is 123011210341. The reversal of 123011210313 is 313012110321.

123011210313 is a `hidden beast` number, since 1 + 230 + 1 + 121 + 0 + 313 = 666.

It is not a de Polignac number, because 123011210313 - 2⁶ = 123011210249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123011210353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3422128 + ... + 3457886.

It is an arithmetic number, because the mean of its divisors is an integer number (7793713200).

Almost surely, 2^123011210313 is an apocalyptic number.

It is an amenable number.

123011210313 is a deficient number, since it is larger than the sum of its proper divisors (64037906487).

123011210313 is a wasteful number, since it uses less digits than its factorization.

123011210313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55901 (or 55898 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 123011210313 its reverse (313012110321), we get a palindrome (436023320634).

The spelling of 123011210313 in words is "one hundred twenty-three billion, eleven million, two hundred ten thousand, three hundred thirteen".