30222042342 has 128 divisors (see below), whose sum is σ = 64678901760. Its totient is φ = 9403430400.

The previous prime is 30222042283. The next prime is 30222042379. The reversal of 30222042342 is 24324022203.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 109104708 + ... + 109104984.

It is an arithmetic number, because the mean of its divisors is an integer number (505303920).

Almost surely, 2^30222042342 is an apocalyptic number.

30222042342 is an abundant number, since it is smaller than the sum of its proper divisors (34456859418).

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

30222042342 is a wasteful number, since it uses less digits than its factorization.

30222042342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 30222042342 its reverse (24324022203), we get a palindrome (54546064545).

The spelling of 30222042342 in words is "thirty billion, two hundred twenty-two million, forty-two thousand, three hundred forty-two".