222200020402 has 16 divisors (see below), whose sum is σ = 336962640600. Its totient is φ = 109881510400.

The previous prime is 222200020397. The next prime is 222200020417. The reversal of 222200020402 is 204020002222.

It can be written as a sum of positive squares in 4 ways, for example, as 220919740441 + 1280279961 = 470021^2 + 35781^2 .

222200020402 is a modest number, since divided by 20402 gives 2222 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404377 + ... + 779692.

Almost surely, 2^222200020402 is an apocalyptic number.

222200020402 is a deficient number, since it is larger than the sum of its proper divisors (114762620198).

222200020402 is a wasteful number, since it uses less digits than its factorization.

222200020402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185101.

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

Adding to 222200020402 its reverse (204020002222), we get a palindrome (426220022624).

The spelling of 222200020402 in words is "two hundred twenty-two billion, two hundred million, twenty thousand, four hundred two".