100422134320 has 20 divisors (see below), whose sum is σ = 233481462480. Its totient is φ = 40168853696.

The previous prime is 100422134311. The next prime is 100422134327. The reversal of 100422134320 is 23431224001.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×100422134320² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100422134291 and 100422134300.

It is not an unprimeable number, because it can be changed into a prime (100422134327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627638260 + ... + 627638419.

It is an arithmetic number, because the mean of its divisors is an integer number (11674073124).

Almost surely, 2^100422134320 is an apocalyptic number.

100422134320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100422134320 is an abundant number, since it is smaller than the sum of its proper divisors (133059328160).

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

100422134320 is a wasteful number, since it uses less digits than its factorization.

100422134320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255276692 (or 1255276686 counting only the distinct ones).

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

Adding to 100422134320 its reverse (23431224001), we get a palindrome (123853358321).

The spelling of 100422134320 in words is "one hundred billion, four hundred twenty-two million, one hundred thirty-four thousand, three hundred twenty".