2123311552 has 14 divisors (see below), whose sum is σ = 4213446488. Its totient is φ = 1061655744.

The previous prime is 2123311549. The next prime is 2123311583. The reversal of 2123311552 is 2551133212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16588308 + ... + 16588435.

Almost surely, 2^2123311552 is an apocalyptic number.

It is an amenable number.

2123311552 is a deficient number, since it is larger than the sum of its proper divisors (2090134936).

2123311552 is an equidigital number, since it uses as much as digits as its factorization.

2123311552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33176755 (or 33176745 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 2123311552 is about 46079.4048572679. The cubic root of 2123311552 is about 1285.3001972408.

Adding to 2123311552 its reverse (2551133212), we get a palindrome (4674444764).

The spelling of 2123311552 in words is "two billion, one hundred twenty-three million, three hundred eleven thousand, five hundred fifty-two".