401204122 has 8 divisors (see below), whose sum is σ = 656515872. Its totient is φ = 182365500.

The previous prime is 401204119. The next prime is 401204123. The reversal of 401204122 is 221402104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 401204096 and 401204105.

It is not an unprimeable number, because it can be changed into a prime (401204123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9118254 + ... + 9118297.

It is an arithmetic number, because the mean of its divisors is an integer number (82064484).

Almost surely, 2^401204122 is an apocalyptic number.

401204122 is a deficient number, since it is larger than the sum of its proper divisors (255311750).

401204122 is a wasteful number, since it uses less digits than its factorization.

401204122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18236564.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 401204122 is about 20030.0804291945. The cubic root of 401204122 is about 737.5448963188.

Adding to 401204122 its reverse (221402104), we get a palindrome (622606226).

The spelling of 401204122 in words is "four hundred one million, two hundred four thousand, one hundred twenty-two".