2123210344 has 32 divisors (see below), whose sum is σ = 4094064000. Its totient is φ = 1031865472.

The previous prime is 2123210279. The next prime is 2123210371. The reversal of 2123210344 is 4430123212.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16737 + ... + 67279.

It is an arithmetic number, because the mean of its divisors is an integer number (127939500).

Almost surely, 2^2123210344 is an apocalyptic number.

It is an amenable number.

2123210344 is a deficient number, since it is larger than the sum of its proper divisors (1970853656).

2123210344 is a wasteful number, since it uses less digits than its factorization.

2123210344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50697 (or 50693 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2123210344 is about 46078.3066529142. The cubic root of 2123210344 is about 1285.2797755667.

Adding to 2123210344 its reverse (4430123212), we get a palindrome (6553333556).

The spelling of 2123210344 in words is "two billion, one hundred twenty-three million, two hundred ten thousand, three hundred forty-four".