100420130433 has 24 divisors (see below), whose sum is σ = 156345951168. Its totient is φ = 57164723616.

The previous prime is 100420130401. The next prime is 100420130441. The reversal of 100420130433 is 334031024001.

It is not a de Polignac number, because 100420130433 - 2⁵ = 100420130401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (100420135433) 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, 1260066 + ... + 1337387.

It is an arithmetic number, because the mean of its divisors is an integer number (6514414632).

Almost surely, 2^100420130433 is an apocalyptic number.

It is an amenable number.

100420130433 is a deficient number, since it is larger than the sum of its proper divisors (55925820735).

100420130433 is a wasteful number, since it uses less digits than its factorization.

100420130433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2597733 (or 2597726 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 100420130433 its reverse (334031024001), we get a palindrome (434451154434).

The spelling of 100420130433 in words is "one hundred billion, four hundred twenty million, one hundred thirty thousand, four hundred thirty-three".