342153220422 has 16 divisors (see below), whose sum is σ = 736945398000. Its totient is φ = 105277913952.

The previous prime is 342153220421. The next prime is 342153220447. The reversal of 342153220422 is 224022351243.

It is a self number, because there is not a number n which added to its sum of digits gives 342153220422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342153220421) 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, 2193289797 + ... + 2193289952.

It is an arithmetic number, because the mean of its divisors is an integer number (46059087375).

Almost surely, 2^342153220422 is an apocalyptic number.

342153220422 is an abundant number, since it is smaller than the sum of its proper divisors (394792177578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342153220422 is a wasteful number, since it uses less digits than its factorization.

342153220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4386579767.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 342153220422 its reverse (224022351243), we get a palindrome (566175571665).

The spelling of 342153220422 in words is "three hundred forty-two billion, one hundred fifty-three million, two hundred twenty thousand, four hundred twenty-two".