401330122 has 16 divisors (see below), whose sum is σ = 639293760. Its totient is φ = 188419392.

The previous prime is 401330089. The next prime is 401330131. The reversal of 401330122 is 221033104.

It is a happy number.

It is a super-2 number, since 2×401330122² = 322131733649069768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401330096 and 401330105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42438 + ... + 51025.

It is an arithmetic number, because the mean of its divisors is an integer number (39955860).

Almost surely, 2^401330122 is an apocalyptic number.

401330122 is a deficient number, since it is larger than the sum of its proper divisors (237963638).

401330122 is a wasteful number, since it uses less digits than its factorization.

401330122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93597.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 401330122 is about 20033.2254517339. The cubic root of 401330122 is about 737.6220980266.

Adding to 401330122 its reverse (221033104), we get a palindrome (622363226).

The spelling of 401330122 in words is "four hundred one million, three hundred thirty thousand, one hundred twenty-two".