2312200022132 has 144 divisors (see below), whose sum is σ = 5508902474880. Its totient is φ = 826261413120.

The previous prime is 2312200022123. The next prime is 2312200022137.

It is a happy number.

2312200022132 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312200022137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6747719 + ... + 7082097.

Almost surely, 2^{2312200022132} is an apocalyptic number.

2312200022132 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 2312200022132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2754451237440).

2312200022132 is an abundant number, since it is smaller than the sum of its proper divisors (3196702452748).

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

2312200022132 is a wasteful number, since it uses less digits than its factorization.

2312200022132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334582 (or 334569 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

It can be divided in two parts, 23122000 and 22132, that added together give a palindrome (23144132).

The spelling of 2312200022132 in words is "two trillion, three hundred twelve billion, two hundred million, twenty-two thousand, one hundred thirty-two".