2232311997522 has 16 divisors (see below), whose sum is σ = 4464648397440. Its totient is φ = 744099932112.

The previous prime is 2232311997491. The next prime is 2232311997523. The reversal of 2232311997522 is 2257991132322.

It is a super-3 number, since 3×2232311997522³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2232311997523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304548 + ... + 2134800.

It is an arithmetic number, because the mean of its divisors is an integer number (279040524840).

Almost surely, 2^{2232311997522} is an apocalyptic number.

2232311997522 is an abundant number, since it is smaller than the sum of its proper divisors (2232336399918).

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

2232311997522 is a wasteful number, since it uses less digits than its factorization.

2232311997522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2033537.

The product of its digits is 816480, while the sum is 48.

The spelling of 2232311997522 in words is "two trillion, two hundred thirty-two billion, three hundred eleven million, nine hundred ninety-seven thousand, five hundred twenty-two".