200220011231 has 2 divisors, whose sum is σ = 200220011232. Its totient is φ = 200220011230.

The previous prime is 200220011221. The next prime is 200220011261. The reversal of 200220011231 is 132110022002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200220011231 is a prime.

It is a super-2 number, since 2×200220011231² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200220011221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100110005615 + 100110005616.

It is an arithmetic number, because the mean of its divisors is an integer number (100110005616).

Almost surely, 2^200220011231 is an apocalyptic number.

200220011231 is a deficient number, since it is larger than the sum of its proper divisors (1).

200220011231 is an equidigital number, since it uses as much as digits as its factorization.

200220011231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 200220011231 its reverse (132110022002), we get a palindrome (332330033233).

The spelling of 200220011231 in words is "two hundred billion, two hundred twenty million, eleven thousand, two hundred thirty-one".