401213030121023 has 8 divisors (see below), whose sum is σ = 401467155897600. Its totient is φ = 400958926992288.

The previous prime is 401213030121011. The next prime is 401213030121133. The reversal of 401213030121023 is 320121030312104.

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 401213030121023 - 2²⁰ = 401213029072447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 401213030121023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401213030121523) 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, 29850338 + ... + 41151776.

It is an arithmetic number, because the mean of its divisors is an integer number (50183394487200).

Almost surely, 2^{401213030121023} is an apocalyptic number.

401213030121023 is a deficient number, since it is larger than the sum of its proper divisors (254125776577).

401213030121023 is a wasteful number, since it uses less digits than its factorization.

401213030121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11323921.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 401213030121023 its reverse (320121030312104), we get a palindrome (721334060433127).

The spelling of 401213030121023 in words is "four hundred one trillion, two hundred thirteen billion, thirty million, one hundred twenty-one thousand, twenty-three".