401443123131100 has 36 divisors (see below), whose sum is σ = 872905776032808. Its totient is φ = 160250207992000.

The previous prime is 401443123130981. The next prime is 401443123131163. The reversal of 401443123131100 is 1131321344104.

It is a super-2 number, since 2×401443123131100² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4087966411 + ... + 4088064610.

It is an arithmetic number, because the mean of its divisors is an integer number (24247382667578).

Almost surely, 2^{401443123131100} is an apocalyptic number.

It is an amenable number.

401443123131100 is an abundant number, since it is smaller than the sum of its proper divisors (471462652901708).

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

401443123131100 is a wasteful number, since it uses less digits than its factorization.

401443123131100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8176031526 (or 8176031519 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 401443123131100 its reverse (1131321344104), we get a palindrome (402574444475204).

The spelling of 401443123131100 in words is "four hundred one trillion, four hundred forty-three billion, one hundred twenty-three million, one hundred thirty-one thousand, one hundred".