122220011000137 has 2 divisors, whose sum is σ = 122220011000138. Its totient is φ = 122220011000136.

The previous prime is 122220011000111. The next prime is 122220011000177. The reversal of 122220011000137 is 731000110022221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76464811181056 + 45755199819081 = 8744416^2 + 6764259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122220011000137 is a prime.

It is not a weakly prime, because it can be changed into another prime (122220011000177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110005500068 + 61110005500069.

It is an arithmetic number, because the mean of its divisors is an integer number (61110005500069).

Almost surely, 2^{122220011000137} is an apocalyptic number.

It is an amenable number.

122220011000137 is a deficient number, since it is larger than the sum of its proper divisors (1).

122220011000137 is an equidigital number, since it uses as much as digits as its factorization.

122220011000137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 122220011000137 its reverse (731000110022221), we get a palindrome (853220121022358).

The spelling of 122220011000137 in words is "one hundred twenty-two trillion, two hundred twenty billion, eleven million, one hundred thirty-seven", and thus it is an aban number.