222634020709 has 2 divisors, whose sum is σ = 222634020710. Its totient is φ = 222634020708.

The previous prime is 222634020701. The next prime is 222634020821. The reversal of 222634020709 is 907020436222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166099447809 + 56534572900 = 407553^2 + 237770^2 .

It is a cyclic number.

It is not a de Polignac number, because 222634020709 - 2³ = 222634020701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222634020701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111317010354 + 111317010355.

It is an arithmetic number, because the mean of its divisors is an integer number (111317010355).

Almost surely, 2^222634020709 is an apocalyptic number.

It is an amenable number.

222634020709 is a deficient number, since it is larger than the sum of its proper divisors (1).

222634020709 is an equidigital number, since it uses as much as digits as its factorization.

222634020709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 222634020709 in words is "two hundred twenty-two billion, six hundred thirty-four million, twenty thousand, seven hundred nine".