122554231121223 has 72 divisors (see below), whose sum is σ = 201521972899728. Its totient is φ = 71167632480000.

The previous prime is 122554231121219. The next prime is 122554231121227. The reversal of 122554231121223 is 322121132455221.

122554231121223 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 423 + 1 + 1 + 2 + 1 + 223 = 666.

It is an interprime number because it is at equal distance from previous prime (122554231121219) and next prime (122554231121227).

It is not a de Polignac number, because 122554231121223 - 2² = 122554231121219 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122554231121227) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3232011 + ... + 15986067.

It is an arithmetic number, because the mean of its divisors is an integer number (2798916290274).

Almost surely, 2^{122554231121223} is an apocalyptic number.

122554231121223 is a deficient number, since it is larger than the sum of its proper divisors (78967741778505).

122554231121223 is a wasteful number, since it uses less digits than its factorization.

122554231121223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12754237 (or 12754203 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 122554231121223 its reverse (322121132455221), we get a palindrome (444675363576444).

The spelling of 122554231121223 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, two hundred thirty-one million, one hundred twenty-one thousand, two hundred twenty-three".