122251244050381 has 2 divisors, whose sum is σ = 122251244050382. Its totient is φ = 122251244050380.

The previous prime is 122251244050339. The next prime is 122251244050387. The reversal of 122251244050381 is 183050442152221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103769060624100 + 18482183426281 = 10186710^2 + 4299091^2 .

It is a cyclic number.

It is not a de Polignac number, because 122251244050381 - 2⁷ = 122251244050253 is a prime.

It is a super-2 number, since 2×122251244050381² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122251244050387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61125622025190 + 61125622025191.

It is an arithmetic number, because the mean of its divisors is an integer number (61125622025191).

Almost surely, 2^{122251244050381} is an apocalyptic number.

It is an amenable number.

122251244050381 is a deficient number, since it is larger than the sum of its proper divisors (1).

122251244050381 is an equidigital number, since it uses as much as digits as its factorization.

122251244050381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 122251244050381 in words is "one hundred twenty-two trillion, two hundred fifty-one billion, two hundred forty-four million, fifty thousand, three hundred eighty-one".