10123310123020 has 12 divisors (see below), whose sum is σ = 21258951258384. Its totient is φ = 4049324049200.

The previous prime is 10123310123011. The next prime is 10123310123051. The reversal of 10123310123020 is 2032101332101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253082753056 + ... + 253082753095.

It is an arithmetic number, because the mean of its divisors is an integer number (1771579271532).

Almost surely, 2^{10123310123020} is an apocalyptic number.

10123310123020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10123310123020 is an abundant number, since it is smaller than the sum of its proper divisors (11135641135364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10123310123020 is a wasteful number, since it uses less digits than its factorization.

10123310123020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506165506160 (or 506165506158 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10123310123020 its reverse (2032101332101), we get a palindrome (12155411455121).

The spelling of 10123310123020 in words is "ten trillion, one hundred twenty-three billion, three hundred ten million, one hundred twenty-three thousand, twenty".