401423100120 has 192 divisors, whose sum is σ = 1527366335040. Its totient is φ = 89515929600.

The previous prime is 401423100109. The next prime is 401423100137. The reversal of 401423100120 is 21001324104.

401423100120 is a `hidden beast` number, since 401 + 42 + 3 + 100 + 120 = 666.

It is a super-2 number, since 2×401423100120² (a number of 24 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 401423100093 and 401423100102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1839301 + ... + 2045940.

It is an arithmetic number, because the mean of its divisors is an integer number (7955032995).

Almost surely, 2^401423100120 is an apocalyptic number.

401423100120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401423100120 is an abundant number, since it is smaller than the sum of its proper divisors (1125943234920).

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

401423100120 is a wasteful number, since it uses less digits than its factorization.

401423100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885306 (or 3885299 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 401423100120 its reverse (21001324104), we get a palindrome (422424424224).

The spelling of 401423100120 in words is "four hundred one billion, four hundred twenty-three million, one hundred thousand, one hundred twenty".