10100012123 has 8 divisors (see below), whose sum is σ = 10134865728. Its totient is φ = 10065199104.

The previous prime is 10100012113. The next prime is 10100012147. The reversal of 10100012123 is 32121000101.

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

It is a cyclic number.

It is not a de Polignac number, because 10100012123 - 2¹⁶ = 10099946587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10100012113) 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, 538715 + ... + 557147.

It is an arithmetic number, because the mean of its divisors is an integer number (1266858216).

Almost surely, 2^10100012123 is an apocalyptic number.

10100012123 is a deficient number, since it is larger than the sum of its proper divisors (34853605).

10100012123 is a wasteful number, since it uses less digits than its factorization.

10100012123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20293.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10100012123 its reverse (32121000101), we get a palindrome (42221012224).

The spelling of 10100012123 in words is "ten billion, one hundred million, twelve thousand, one hundred twenty-three".