12122301021000 has 64 divisors (see below), whose sum is σ = 37821579194880. Its totient is φ = 3232613604800.

The previous prime is 12122301020987. The next prime is 12122301021023. The reversal of 12122301021000 is 12010322121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2020380504 + ... + 2020386503.

It is an arithmetic number, because the mean of its divisors is an integer number (590962174920).

Almost surely, 2^{12122301021000} is an apocalyptic number.

12122301021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122301021000 is an abundant number, since it is smaller than the sum of its proper divisors (25699278173880).

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

12122301021000 is a wasteful number, since it uses less digits than its factorization.

12122301021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4040767031 (or 4040767017 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12122301021000 its reverse (12010322121), we get a palindrome (12134311343121).

The spelling of 12122301021000 in words is "twelve trillion, one hundred twenty-two billion, three hundred one million, twenty-one thousand".