222000402097 has 2 divisors, whose sum is σ = 222000402098. Its totient is φ = 222000402096.

The previous prime is 222000402047. The next prime is 222000402101. The reversal of 222000402097 is 790204000222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204413398641 + 17587003456 = 452121^2 + 132616^2 .

It is a cyclic number.

It is not a de Polignac number, because 222000402097 - 2¹⁵ = 222000369329 is a prime.

It is not a weakly prime, because it can be changed into another prime (222000402047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111000201048 + 111000201049.

It is an arithmetic number, because the mean of its divisors is an integer number (111000201049).

Almost surely, 2^222000402097 is an apocalyptic number.

It is an amenable number.

222000402097 is a deficient number, since it is larger than the sum of its proper divisors (1).

222000402097 is an equidigital number, since it uses as much as digits as its factorization.

222000402097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

The spelling of 222000402097 in words is "two hundred twenty-two billion, four hundred two thousand, ninety-seven".