401232322143 has 12 divisors (see below), whose sum is σ = 580459141080. Its totient is φ = 267072210576.

The previous prime is 401232322109. The next prime is 401232322201. The reversal of 401232322143 is 341223232104.

401232322143 is a `hidden beast` number, since 401 + 2 + 3 + 232 + 21 + 4 + 3 = 666.

It is not a de Polignac number, because 401232322143 - 2¹⁷ = 401232191071 is a prime.

It is a super-2 number, since 2×401232322143² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401232322243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34660908 + ... + 34672481.

It is an arithmetic number, because the mean of its divisors is an integer number (48371595090).

Almost surely, 2^401232322143 is an apocalyptic number.

401232322143 is a deficient number, since it is larger than the sum of its proper divisors (179226818937).

401232322143 is a wasteful number, since it uses less digits than its factorization.

401232322143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69334038 (or 69334035 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 401232322143 its reverse (341223232104), we get a palindrome (742455554247).

The spelling of 401232322143 in words is "four hundred one billion, two hundred thirty-two million, three hundred twenty-two thousand, one hundred forty-three".