200311232131 has 8 divisors (see below), whose sum is σ = 200526392880. Its totient is φ = 200096131872.

The previous prime is 200311232129. The next prime is 200311232141. The reversal of 200311232131 is 131232113002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200311232131 - 2¹ = 200311232129 is a prime.

It is a super-2 number, since 2×200311232131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200311232099 and 200311232108.

It is not an unprimeable number, because it can be changed into a prime (200311232141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10016100 + ... + 10036078.

It is an arithmetic number, because the mean of its divisors is an integer number (25065799110).

Almost surely, 2^200311232131 is an apocalyptic number.

200311232131 is a deficient number, since it is larger than the sum of its proper divisors (215160749).

200311232131 is a wasteful number, since it uses less digits than its factorization.

200311232131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30245.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 200311232131 its reverse (131232113002), we get a palindrome (331543345133).

The spelling of 200311232131 in words is "two hundred billion, three hundred eleven million, two hundred thirty-two thousand, one hundred thirty-one".