221200332023 has 16 divisors (see below), whose sum is σ = 242846812800. Its totient is φ = 199814035680.

The previous prime is 221200331999. The next prime is 221200332047. The reversal of 221200332023 is 320233002122.

It is an interprime number because it is at equal distance from previous prime (221200331999) and next prime (221200332047).

It is a cyclic number.

It is not a de Polignac number, because 221200332023 - 2¹⁰ = 221200330999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221200331986 and 221200332004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221200332083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1022840 + ... + 1220082.

It is an arithmetic number, because the mean of its divisors is an integer number (15177925800).

Almost surely, 2^221200332023 is an apocalyptic number.

221200332023 is a deficient number, since it is larger than the sum of its proper divisors (21646480777).

221200332023 is a wasteful number, since it uses less digits than its factorization.

221200332023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197902.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 221200332023 its reverse (320233002122), we get a palindrome (541433334145).

The spelling of 221200332023 in words is "two hundred twenty-one billion, two hundred million, three hundred thirty-two thousand, twenty-three".