122100323031232 has 252 divisors, whose sum is σ = 306278251187256. Its totient is φ = 48132681891840.

The previous prime is 122100323031227. The next prime is 122100323031263. The reversal of 122100323031232 is 232130323001221.

It is a junction number, because it is equal to n+sod(n) for n = 122100323031197 and 122100323031206.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 149578432 + ... + 150392512.

Almost surely, 2^{122100323031232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122100323031232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153139125593628).

122100323031232 is an abundant number, since it is smaller than the sum of its proper divisors (184177928156024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122100323031232 is a wasteful number, since it uses less digits than its factorization.

122100323031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814416 (or 814386 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 122100323031232 its reverse (232130323001221), we get a palindrome (354230646032453).

The spelling of 122100323031232 in words is "one hundred twenty-two trillion, one hundred billion, three hundred twenty-three million, thirty-one thousand, two hundred thirty-two".