22040202202 has 4 divisors (see below), whose sum is σ = 33060303306. Its totient is φ = 11020101100.

The previous prime is 22040202139. The next prime is 22040202221. The reversal of 22040202202 is 20220204022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12467732281 + 9572469921 = 111659^2 + 97839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510050549 + ... + 5510050552.

Almost surely, 2^22040202202 is an apocalyptic number.

22040202202 is a deficient number, since it is larger than the sum of its proper divisors (11020101104).

22040202202 is a wasteful number, since it uses less digits than its factorization.

22040202202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020101103.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 22040202202 its reverse (20220204022), we get a palindrome (42260406224).

The spelling of 22040202202 in words is "twenty-two billion, forty million, two hundred two thousand, two hundred two".