122300502000 has 160 divisors (see below), whose sum is σ = 395546808384. Its totient is φ = 32510080000.

The previous prime is 122300501977. The next prime is 122300502011. The reversal of 122300502000 is 205003221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1869850 + ... + 1934150.

Almost surely, 2^122300502000 is an apocalyptic number.

122300502000 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 122300502000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197773404192).

122300502000 is an abundant number, since it is smaller than the sum of its proper divisors (273246306384).

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

122300502000 is a wasteful number, since it uses less digits than its factorization.

122300502000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64644 (or 64628 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

Adding to 122300502000 its reverse (205003221), we get a palindrome (122505505221).

The spelling of 122300502000 in words is "one hundred twenty-two billion, three hundred million, five hundred two thousand".