401122232340142 has 16 divisors (see below), whose sum is σ = 621093264435072. Its totient is φ = 194091160354560.

The previous prime is 401122232340091. The next prime is 401122232340149. The reversal of 401122232340142 is 241043232221104.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401122232340149) 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, 52289718 + ... + 59468134.

It is an arithmetic number, because the mean of its divisors is an integer number (38818329027192).

Almost surely, 2^{401122232340142} is an apocalyptic number.

401122232340142 is a deficient number, since it is larger than the sum of its proper divisors (219971032094930).

401122232340142 is a wasteful number, since it uses less digits than its factorization.

401122232340142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8079723.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 401122232340142 its reverse (241043232221104), we get a palindrome (642165464561246).

The spelling of 401122232340142 in words is "four hundred one trillion, one hundred twenty-two billion, two hundred thirty-two million, three hundred forty thousand, one hundred forty-two".