122320000000000 has 616 divisors, whose sum is σ = 335979485306640. Its totient is φ = 44160000000000.

The previous prime is 122319999999991. The next prime is 122320000000021. The reversal of 122320000000000 is 23221.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 879999999931 + ... + 880000000069.

Almost surely, 2^{122320000000000} is an apocalyptic number.

122320000000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122320000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167989742653320).

122320000000000 is an abundant number, since it is smaller than the sum of its proper divisors (213659485306640).

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

122320000000000 is an frugal number, since it uses more digits than its factorization.

122320000000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 122320000000000 its reverse (23221), we get a palindrome (122320000023221).

The spelling of 122320000000000 in words is "one hundred twenty-two trillion, three hundred twenty billion", and thus it is an aban number.