401013231132111 has 128 divisors (see below), whose sum is σ = 648944513064960. Its totient is φ = 217953130752000.

The previous prime is 401013231132091. The next prime is 401013231132161. The reversal of 401013231132111 is 111231132310104.

It is a de Polignac number, because none of the positive numbers 2^k-401013231132111 is a prime.

It is a super-2 number, since 2×401013231132111² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401013231132161) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 83506881 + ... + 88178373.

It is an arithmetic number, because the mean of its divisors is an integer number (5069879008320).

Almost surely, 2^{401013231132111} is an apocalyptic number.

401013231132111 is a deficient number, since it is larger than the sum of its proper divisors (247931281932849).

401013231132111 is a wasteful number, since it uses less digits than its factorization.

401013231132111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671697.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 401013231132111 its reverse (111231132310104), we get a palindrome (512244363442215).

The spelling of 401013231132111 in words is "four hundred one trillion, thirteen billion, two hundred thirty-one million, one hundred thirty-two thousand, one hundred eleven".