122344155149893 has 2 divisors, whose sum is σ = 122344155149894. Its totient is φ = 122344155149892.

The previous prime is 122344155149873. The next prime is 122344155149917. The reversal of 122344155149893 is 398941551443221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115191643511169 + 7152511638724 = 10732737^2 + 2674418^2 .

It is a cyclic number.

It is not a de Polignac number, because 122344155149893 - 2¹³ = 122344155141701 is a prime.

It is a super-2 number, since 2×122344155149893² (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 (122344155149873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61172077574946 + 61172077574947.

It is an arithmetic number, because the mean of its divisors is an integer number (61172077574947).

Almost surely, 2^{122344155149893} is an apocalyptic number.

It is an amenable number.

122344155149893 is a deficient number, since it is larger than the sum of its proper divisors (1).

122344155149893 is an equidigital number, since it uses as much as digits as its factorization.

122344155149893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37324800, while the sum is 61.

The spelling of 122344155149893 in words is "one hundred twenty-two trillion, three hundred forty-four billion, one hundred fifty-five million, one hundred forty-nine thousand, eight hundred ninety-three".