100423451022 has 32 divisors (see below), whose sum is σ = 207920025600. Its totient is φ = 32301819360.

The previous prime is 100423451003. The next prime is 100423451033. The reversal of 100423451022 is 220154324001.

It is a junction number, because it is equal to n+sod(n) for n = 100423450983 and 100423451001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 708598 + ... + 838425.

It is an arithmetic number, because the mean of its divisors is an integer number (6497500800).

Almost surely, 2^100423451022 is an apocalyptic number.

100423451022 is an abundant number, since it is smaller than the sum of its proper divisors (107496574578).

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

100423451022 is a wasteful number, since it uses less digits than its factorization.

100423451022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547408.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 100423451022 its reverse (220154324001), we get a palindrome (320577775023).

The spelling of 100423451022 in words is "one hundred billion, four hundred twenty-three million, four hundred fifty-one thousand, twenty-two".