122330224231551 has 160 divisors (see below), whose sum is σ = 213728917248000. Its totient is φ = 69699625511040.

The previous prime is 122330224231547. The next prime is 122330224231577. The reversal of 122330224231551 is 155132422033221.

122330224231551 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 30 + 2 + 2 + 42 + 31 + 551 = 666.

It is not a de Polignac number, because 122330224231551 - 2² = 122330224231547 is a prime.

It is a super-3 number, since 3×122330224231551³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122330224231541) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 18013576966 + ... + 18013583756.

It is an arithmetic number, because the mean of its divisors is an integer number (1335805732800).

Almost surely, 2^{122330224231551} is an apocalyptic number.

122330224231551 is a deficient number, since it is larger than the sum of its proper divisors (91398693016449).

122330224231551 is an equidigital number, since it uses as much as digits as its factorization.

122330224231551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8616 (or 8593 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 122330224231551 its reverse (155132422033221), we get a palindrome (277462646264772).

The spelling of 122330224231551 in words is "one hundred twenty-two trillion, three hundred thirty billion, two hundred twenty-four million, two hundred thirty-one thousand, five hundred fifty-one".