122202012212009 has 2 divisors, whose sum is σ = 122202012212010. Its totient is φ = 122202012212008.

The previous prime is 122202012212003. The next prime is 122202012212011. The reversal of 122202012212009 is 900212210202221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120304153305625 + 1897858906384 = 10968325^2 + 1377628^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122202012212009 is a prime.

Together with 122202012212011, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (122202012212003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61101006106004 + 61101006106005.

It is an arithmetic number, because the mean of its divisors is an integer number (61101006106005).

Almost surely, 2^{122202012212009} is an apocalyptic number.

It is an amenable number.

122202012212009 is a deficient number, since it is larger than the sum of its proper divisors (1).

122202012212009 is an equidigital number, since it uses as much as digits as its factorization.

122202012212009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 122202012212009 in words is "one hundred twenty-two trillion, two hundred two billion, twelve million, two hundred twelve thousand, nine".