122838961177 has 16 divisors (see below), whose sum is σ = 136939944960. Its totient is φ = 109652594832.

The previous prime is 122838961129. The next prime is 122838961187. The reversal of 122838961177 is 771169838221.

It is a cyclic number.

It is not a de Polignac number, because 122838961177 - 2¹¹ = 122838959129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122838961117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2068453 + ... + 2127010.

It is an arithmetic number, because the mean of its divisors is an integer number (8558746560).

Almost surely, 2^122838961177 is an apocalyptic number.

It is an amenable number.

122838961177 is a deficient number, since it is larger than the sum of its proper divisors (14100983783).

122838961177 is a wasteful number, since it uses less digits than its factorization.

122838961177 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195572.

The product of its digits is 2032128, while the sum is 55.

The spelling of 122838961177 in words is "one hundred twenty-two billion, eight hundred thirty-eight million, nine hundred sixty-one thousand, one hundred seventy-seven".