122143413310277 has 2 divisors, whose sum is σ = 122143413310278. Its totient is φ = 122143413310276.

The previous prime is 122143413310229. The next prime is 122143413310343. The reversal of 122143413310277 is 772013314341221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75522252645316 + 46621160664961 = 8690354^2 + 6827969^2 .

It is a cyclic number.

It is not a de Polignac number, because 122143413310277 - 2¹⁸ = 122143413048133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122143413310777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61071706655138 + 61071706655139.

It is an arithmetic number, because the mean of its divisors is an integer number (61071706655139).

Almost surely, 2^{122143413310277} is an apocalyptic number.

It is an amenable number.

122143413310277 is a deficient number, since it is larger than the sum of its proper divisors (1).

122143413310277 is an equidigital number, since it uses as much as digits as its factorization.

122143413310277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 41.

Adding to 122143413310277 its reverse (772013314341221), we get a palindrome (894156727651498).

The spelling of 122143413310277 in words is "one hundred twenty-two trillion, one hundred forty-three billion, four hundred thirteen million, three hundred ten thousand, two hundred seventy-seven".