401113343121 has 8 divisors (see below), whose sum is σ = 534902318880. Its totient is φ = 267366631392.

The previous prime is 401113343117. The next prime is 401113343161. The reversal of 401113343121 is 121343311104.

It is a happy number.

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

It is not a de Polignac number, because 401113343121 - 2² = 401113343117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401113343091 and 401113343100.

It is not an unprimeable number, because it can be changed into a prime (401113343161) 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, 10543855 + ... + 10581828.

It is an arithmetic number, because the mean of its divisors is an integer number (66862789860).

Almost surely, 2^401113343121 is an apocalyptic number.

It is an amenable number.

401113343121 is a deficient number, since it is larger than the sum of its proper divisors (133788975759).

401113343121 is a wasteful number, since it uses less digits than its factorization.

401113343121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21132015.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 401113343121 its reverse (121343311104), we get a palindrome (522456654225).

The spelling of 401113343121 in words is "four hundred one billion, one hundred thirteen million, three hundred forty-three thousand, one hundred twenty-one".