2122531525312 has 112 divisors (see below), whose sum is σ = 4634096099328. Its totient is φ = 956545873920.

The previous prime is 2122531525297. The next prime is 2122531525369. The reversal of 2122531525312 is 2135251352212.

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, 148141893 + ... + 148156219.

Almost surely, 2^{2122531525312} is an apocalyptic number.

2122531525312 is a gapful number since it is divisible by the number (22) 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 2122531525312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2317048049664).

2122531525312 is an abundant number, since it is smaller than the sum of its proper divisors (2511564574016).

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

2122531525312 is a wasteful number, since it uses less digits than its factorization.

2122531525312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16134 (or 16124 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

Adding to 2122531525312 its reverse (2135251352212), we get a palindrome (4257782877524).

The spelling of 2122531525312 in words is "two trillion, one hundred twenty-two billion, five hundred thirty-one million, five hundred twenty-five thousand, three hundred twelve".