210012100023 has 16 divisors (see below), whose sum is σ = 308496627072. Its totient is φ = 126019860000.

The previous prime is 210012100019. The next prime is 210012100043. The reversal of 210012100023 is 320001210012.

It is not a de Polignac number, because 210012100023 - 2² = 210012100019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210012099981 and 210012100008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012100003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31501633 + ... + 31508298.

It is an arithmetic number, because the mean of its divisors is an integer number (19281039192).

Almost surely, 2^210012100023 is an apocalyptic number.

210012100023 is a deficient number, since it is larger than the sum of its proper divisors (98484527049).

210012100023 is a wasteful number, since it uses less digits than its factorization.

210012100023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63010046.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210012100023 its reverse (320001210012), we get a palindrome (530013310035).

The spelling of 210012100023 in words is "two hundred ten billion, twelve million, one hundred thousand, twenty-three".