2123210103232 has 28 divisors (see below), whose sum is σ = 4218598700200. Its totient is φ = 1060256100096.

The previous prime is 2123210103199. The next prime is 2123210103241. The reversal of 2123210103232 is 2323010123212.

It is a super-2 number, since 2×2123210103232² (a number of 25 digits) contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21026607 + ... + 21127342.

Almost surely, 2^{2123210103232} is an apocalyptic number.

It is an amenable number.

2123210103232 is a deficient number, since it is larger than the sum of its proper divisors (2095388596968).

2123210103232 is an equidigital number, since it uses as much as digits as its factorization.

2123210103232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42154748 (or 42154738 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2123210103232 its reverse (2323010123212), we get a palindrome (4446220226444).

The spelling of 2123210103232 in words is "two trillion, one hundred twenty-three billion, two hundred ten million, one hundred three thousand, two hundred thirty-two".