22120022211709 has 2 divisors, whose sum is σ = 22120022211710. Its totient is φ = 22120022211708.

The previous prime is 22120022211671. The next prime is 22120022211803. The reversal of 22120022211709 is 90711222002122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16804793403225 + 5315228808484 = 4099365^2 + 2305478^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120022211709 - 2¹⁵ = 22120022178941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120022811709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060011105854 + 11060011105855.

It is an arithmetic number, because the mean of its divisors is an integer number (11060011105855).

Almost surely, 2^{22120022211709} is an apocalyptic number.

It is an amenable number.

22120022211709 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120022211709 is an equidigital number, since it uses as much as digits as its factorization.

22120022211709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 22120022211709 in words is "twenty-two trillion, one hundred twenty billion, twenty-two million, two hundred eleven thousand, seven hundred nine".