100023421234 has 8 divisors (see below), whose sum is σ = 163674689328. Its totient is φ = 45465191460.

The previous prime is 100023421171. The next prime is 100023421243. The reversal of 100023421234 is 432124320001.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 4546519147 = 100023421234 / (1 + 0 + 0 + 0 + 2 + 3 + 4 + 2 + 1 + 2 + 3 + 4).

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, 2273259552 + ... + 2273259595.

It is an arithmetic number, because the mean of its divisors is an integer number (20459336166).

Almost surely, 2^100023421234 is an apocalyptic number.

100023421234 is a deficient number, since it is larger than the sum of its proper divisors (63651268094).

100023421234 is a wasteful number, since it uses less digits than its factorization.

100023421234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546519160.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 100023421234 its reverse (432124320001), we get a palindrome (532147741235).

The spelling of 100023421234 in words is "one hundred billion, twenty-three million, four hundred twenty-one thousand, two hundred thirty-four".