122500334000 has 320 divisors, whose sum is σ = 360169804800. Its totient is φ = 39716352000.

The previous prime is 122500333979. The next prime is 122500334009. The reversal of 122500334000 is 433005221.

It is a happy number.

It is a super-2 number, since 2×122500334000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (122500334009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7097381 + ... + 7114619.

It is an arithmetic number, because the mean of its divisors is an integer number (1125530640).

Almost surely, 2^122500334000 is an apocalyptic number.

122500334000 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 122500334000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180084902400).

122500334000 is an abundant number, since it is smaller than the sum of its proper divisors (237669470800).

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

122500334000 is a wasteful number, since it uses less digits than its factorization.

122500334000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17309 (or 17293 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 122500334000 its reverse (433005221), we get a palindrome (122933339221).

The spelling of 122500334000 in words is "one hundred twenty-two billion, five hundred million, three hundred thirty-four thousand".