401004240122 has 64 divisors (see below), whose sum is σ = 636653001600. Its totient is φ = 189154049280.

The previous prime is 401004240083. The next prime is 401004240139. The reversal of 401004240122 is 221042400104.

It is a junction number, because it is equal to n+sod(n) for n = 401004240094 and 401004240103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 608503829 + ... + 608504487.

It is an arithmetic number, because the mean of its divisors is an integer number (9947703150).

Almost surely, 2^401004240122 is an apocalyptic number.

401004240122 is a deficient number, since it is larger than the sum of its proper divisors (235648761478).

401004240122 is a wasteful number, since it uses less digits than its factorization.

401004240122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 401004240122 its reverse (221042400104), we get a palindrome (622046640226).

The spelling of 401004240122 in words is "four hundred one billion, four million, two hundred forty thousand, one hundred twenty-two".