401223311342 has 32 divisors (see below), whose sum is σ = 711902347200. Its totient is φ = 165936331008.

The previous prime is 401223311341. The next prime is 401223311381. The reversal of 401223311342 is 243113322104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401223311341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518384 + ... + 1034972.

It is an arithmetic number, because the mean of its divisors is an integer number (22246948350).

Almost surely, 2^401223311342 is an apocalyptic number.

401223311342 is a deficient number, since it is larger than the sum of its proper divisors (310679035858).

401223311342 is a wasteful number, since it uses less digits than its factorization.

401223311342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518540.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 401223311342 its reverse (243113322104), we get a palindrome (644336633446).

The spelling of 401223311342 in words is "four hundred one billion, two hundred twenty-three million, three hundred eleven thousand, three hundred forty-two".