100401023430 has 48 divisors (see below), whose sum is σ = 261059342544. Its totient is φ = 26771895360.

The previous prime is 100401023423. The next prime is 100401023497. The reversal of 100401023430 is 34320104001.

100401023430 is a `hidden beast` number, since 1 + 0 + 0 + 401 + 0 + 234 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 23 ways as a sum of consecutive naturals, for example, 2063685 + ... + 2111775.

It is an arithmetic number, because the mean of its divisors is an integer number (5438736303).

Almost surely, 2^100401023430 is an apocalyptic number.

100401023430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100401023430 is an abundant number, since it is smaller than the sum of its proper divisors (160658319114).

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

100401023430 is a wasteful number, since it uses less digits than its factorization.

100401023430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71301 (or 71298 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 100401023430 its reverse (34320104001), we get a palindrome (134721127431).

The spelling of 100401023430 in words is "one hundred billion, four hundred one million, twenty-three thousand, four hundred thirty".