21032123230200 has 48 divisors (see below), whose sum is σ = 65199582015480. Its totient is φ = 5608566194560.

The previous prime is 21032123230147. The next prime is 21032123230219. The reversal of 21032123230200 is 203232123012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17526768759 + ... + 17526769958.

Almost surely, 2^{21032123230200} is an apocalyptic number.

21032123230200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21032123230200 is an abundant number, since it is smaller than the sum of its proper divisors (44167458785280).

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

21032123230200 is a wasteful number, since it uses less digits than its factorization.

21032123230200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35053538736 (or 35053538727 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21032123230200 its reverse (203232123012), we get a palindrome (21235355353212).

The spelling of 21032123230200 in words is "twenty-one trillion, thirty-two billion, one hundred twenty-three million, two hundred thirty thousand, two hundred".