222200102220977 has 2 divisors, whose sum is σ = 222200102220978. Its totient is φ = 222200102220976.

The previous prime is 222200102220959. The next prime is 222200102221091. The reversal of 222200102220977 is 779022201002222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199385809123216 + 22814293097761 = 14120404^2 + 4776431^2 .

It is a cyclic number.

It is not a de Polignac number, because 222200102220977 - 2²⁴ = 222200085443761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222200102220977.

It is not a weakly prime, because it can be changed into another prime (222200102220277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100051110488 + 111100051110489.

It is an arithmetic number, because the mean of its divisors is an integer number (111100051110489).

Almost surely, 2^{222200102220977} is an apocalyptic number.

It is an amenable number.

222200102220977 is a deficient number, since it is larger than the sum of its proper divisors (1).

222200102220977 is an equidigital number, since it uses as much as digits as its factorization.

222200102220977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 222200102220977 in words is "two hundred twenty-two trillion, two hundred billion, one hundred two million, two hundred twenty thousand, nine hundred seventy-seven".