401107513021 has 8 divisors (see below), whose sum is σ = 405642548160. Its totient is φ = 396573104928.

The previous prime is 401107512959. The next prime is 401107513043. The reversal of 401107513021 is 120315701104.

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

It is a cyclic number.

It is not a de Polignac number, because 401107513021 - 2¹³ = 401107504829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401107514021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195360 + ... + 1493686.

It is an arithmetic number, because the mean of its divisors is an integer number (50705318520).

Almost surely, 2^401107513021 is an apocalyptic number.

It is an amenable number.

401107513021 is a deficient number, since it is larger than the sum of its proper divisors (4535035139).

401107513021 is a wasteful number, since it uses less digits than its factorization.

401107513021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313523.

The product of its (nonzero) digits is 840, while the sum is 25.

The spelling of 401107513021 in words is "four hundred one billion, one hundred seven million, five hundred thirteen thousand, twenty-one".