220402202242 has 24 divisors (see below), whose sum is σ = 351243114660. Its totient is φ = 103704330240.

The previous prime is 220402202221. The next prime is 220402202257. The reversal of 220402202242 is 242202204022.

It can be written as a sum of positive squares in 6 ways, for example, as 33863728441 + 186538473801 = 184021^2 + 431901^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4972434 + ... + 5016562.

Almost surely, 2^220402202242 is an apocalyptic number.

220402202242 is a deficient number, since it is larger than the sum of its proper divisors (130840912418).

220402202242 is a wasteful number, since it uses less digits than its factorization.

220402202242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52806 (or 52789 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 220402202242 its reverse (242202204022), we get a palindrome (462604406264).

The spelling of 220402202242 in words is "two hundred twenty billion, four hundred two million, two hundred two thousand, two hundred forty-two".