22200022001977 has 2 divisors, whose sum is σ = 22200022001978. Its totient is φ = 22200022001976.

The previous prime is 22200022001959. The next prime is 22200022002101. The reversal of 22200022001977 is 77910022000222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20892432038976 + 1307589963001 = 4570824^2 + 1143499^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200022001977 - 2⁷ = 22200022001849 is a prime.

It is not a weakly prime, because it can be changed into another prime (22200022001957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100011000988 + 11100011000989.

It is an arithmetic number, because the mean of its divisors is an integer number (11100011000989).

Almost surely, 2^{22200022001977} is an apocalyptic number.

It is an amenable number.

22200022001977 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200022001977 is an equidigital number, since it uses as much as digits as its factorization.

22200022001977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 22200022001977 in words is "twenty-two trillion, two hundred billion, twenty-two million, one thousand, nine hundred seventy-seven".