401230342100 has 72 divisors (see below), whose sum is σ = 1021944591360. Its totient is φ = 133846715520.

The previous prime is 401230342049. The next prime is 401230342147. The reversal of 401230342100 is 1243032104.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7719860 + ... + 7771659.

It is an arithmetic number, because the mean of its divisors is an integer number (14193674880).

Almost surely, 2^401230342100 is an apocalyptic number.

It is an amenable number.

401230342100 is an abundant number, since it is smaller than the sum of its proper divisors (620714249260).

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

401230342100 is a wasteful number, since it uses less digits than its factorization.

401230342100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15491577 (or 15491570 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 401230342100 its reverse (1243032104), we get a palindrome (402473374204).

The spelling of 401230342100 in words is "four hundred one billion, two hundred thirty million, three hundred forty-two thousand, one hundred".