122200313029891 has 2 divisors, whose sum is σ = 122200313029892. Its totient is φ = 122200313029890.

The previous prime is 122200313029841. The next prime is 122200313030063. The reversal of 122200313029891 is 198920313002221.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (198920313002221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122200313029891 - 2⁷ = 122200313029763 is a prime.

It is a super-2 number, since 2×122200313029891² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122200313029841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61100156514945 + 61100156514946.

It is an arithmetic number, because the mean of its divisors is an integer number (61100156514946).

Almost surely, 2^{122200313029891} is an apocalyptic number.

122200313029891 is a deficient number, since it is larger than the sum of its proper divisors (1).

122200313029891 is an equidigital number, since it uses as much as digits as its factorization.

122200313029891 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 122200313029891 in words is "one hundred twenty-two trillion, two hundred billion, three hundred thirteen million, twenty-nine thousand, eight hundred ninety-one".