122041266551 has 2 divisors, whose sum is σ = 122041266552. Its totient is φ = 122041266550.

The previous prime is 122041266499. The next prime is 122041266569. The reversal of 122041266551 is 155662140221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122041266551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122041266251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61020633275 + 61020633276.

It is an arithmetic number, because the mean of its divisors is an integer number (61020633276).

Almost surely, 2^122041266551 is an apocalyptic number.

122041266551 is a deficient number, since it is larger than the sum of its proper divisors (1).

122041266551 is an equidigital number, since it uses as much as digits as its factorization.

122041266551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 122041266551 in words is "one hundred twenty-two billion, forty-one million, two hundred sixty-six thousand, five hundred fifty-one".