200111213310031 has 2 divisors, whose sum is σ = 200111213310032. Its totient is φ = 200111213310030.

The previous prime is 200111213309989. The next prime is 200111213310089. The reversal of 200111213310031 is 130013312111002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200111213310031 is a prime.

It is a super-2 number, since 2×200111213310031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200111213309990 and 200111213310008.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200111213310131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100055606655015 + 100055606655016.

It is an arithmetic number, because the mean of its divisors is an integer number (100055606655016).

Almost surely, 2^{200111213310031} is an apocalyptic number.

200111213310031 is a deficient number, since it is larger than the sum of its proper divisors (1).

200111213310031 is an equidigital number, since it uses as much as digits as its factorization.

200111213310031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 200111213310031 its reverse (130013312111002), we get a palindrome (330124525421033).

The spelling of 200111213310031 in words is "two hundred trillion, one hundred eleven billion, two hundred thirteen million, three hundred ten thousand, thirty-one".