401301320243121 has 48 divisors (see below), whose sum is σ = 615778484464000. Its totient is φ = 251122134332160.

The previous prime is 401301320243119. The next prime is 401301320243129. The reversal of 401301320243121 is 121342023103104.

401301320243121 is a `hidden beast` number, since 4 + 0 + 1 + 3 + 0 + 1 + 3 + 202 + 431 + 21 = 666.

It is not a de Polignac number, because 401301320243121 - 2¹ = 401301320243119 is a prime.

It is a super-2 number, since 2×401301320243121² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401301320243129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 844463301 + ... + 844938381.

Almost surely, 2^{401301320243121} is an apocalyptic number.

It is an amenable number.

401301320243121 is a deficient number, since it is larger than the sum of its proper divisors (214477164220879).

401301320243121 is a wasteful number, since it uses less digits than its factorization.

401301320243121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520534 (or 520531 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 401301320243121 its reverse (121342023103104), we get a palindrome (522643343346225).

The spelling of 401301320243121 in words is "four hundred one trillion, three hundred one billion, three hundred twenty million, two hundred forty-three thousand, one hundred twenty-one".