222023442961 has 2 divisors, whose sum is σ = 222023442962. Its totient is φ = 222023442960.

The previous prime is 222023442947. The next prime is 222023443069. The reversal of 222023442961 is 169244320222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 220941361936 + 1082081025 = 470044^2 + 32895^2 .

It is a cyclic number.

It is not a de Polignac number, because 222023442961 - 2¹³ = 222023434769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222023442961.

It is not a weakly prime, because it can be changed into another prime (222023442911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011721480 + 111011721481.

It is an arithmetic number, because the mean of its divisors is an integer number (111011721481).

Almost surely, 2^222023442961 is an apocalyptic number.

It is an amenable number.

222023442961 is a deficient number, since it is larger than the sum of its proper divisors (1).

222023442961 is an equidigital number, since it uses as much as digits as its factorization.

222023442961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 222023442961 in words is "two hundred twenty-two billion, twenty-three million, four hundred forty-two thousand, nine hundred sixty-one".