222121200202192 has 10 divisors (see below), whose sum is σ = 430359825391778. Its totient is φ = 111060600101088.

The previous prime is 222121200202189. The next prime is 222121200202259. The reversal of 222121200202192 is 291202002121222.

It can be written as a sum of positive squares in only one way, i.e., 222058397837376 + 62802364816 = 14901624^2 + 250604^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222121200202192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6941287506303 + ... + 6941287506334.

Almost surely, 2^{222121200202192} is an apocalyptic number.

It is an amenable number.

222121200202192 is a deficient number, since it is larger than the sum of its proper divisors (208238625189586).

222121200202192 is a wasteful number, since it uses less digits than its factorization.

222121200202192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13882575012645 (or 13882575012639 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 222121200202192 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, two hundred million, two hundred two thousand, one hundred ninety-two".