200200331121231 has 16 divisors (see below), whose sum is σ = 305200563160064. Its totient is φ = 114350167239264.

The previous prime is 200200331121227. The next prime is 200200331121251. The reversal of 200200331121231 is 132121133002002.

It is not a de Polignac number, because 200200331121231 - 2² = 200200331121227 is a prime.

It is a super-2 number, since 2×200200331121231² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200200331121198 and 200200331121207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200200331121251) 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, 2084199700 + ... + 2084295753.

It is an arithmetic number, because the mean of its divisors is an integer number (19075035197504).

Almost surely, 2^{200200331121231} is an apocalyptic number.

200200331121231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

200200331121231 is a deficient number, since it is larger than the sum of its proper divisors (105000232038833).

200200331121231 is a wasteful number, since it uses less digits than its factorization.

200200331121231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168497750.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 200200331121231 its reverse (132121133002002), we get a palindrome (332321464123233).

The spelling of 200200331121231 in words is "two hundred trillion, two hundred billion, three hundred thirty-one million, one hundred twenty-one thousand, two hundred thirty-one".