122053611997 has 2 divisors, whose sum is σ = 122053611998. Its totient is φ = 122053611996.

The previous prime is 122053611983. The next prime is 122053612103. The reversal of 122053611997 is 799116350221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79801165081 + 42252446916 = 282491^2 + 205554^2 .

It is a cyclic number.

It is not a de Polignac number, because 122053611997 - 2²³ = 122045223389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122053618997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61026805998 + 61026805999.

It is an arithmetic number, because the mean of its divisors is an integer number (61026805999).

Almost surely, 2^122053611997 is an apocalyptic number.

It is an amenable number.

122053611997 is a deficient number, since it is larger than the sum of its proper divisors (1).

122053611997 is an equidigital number, since it uses as much as digits as its factorization.

122053611997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 46.

The spelling of 122053611997 in words is "one hundred twenty-two billion, fifty-three million, six hundred eleven thousand, nine hundred ninety-seven".