2031223203193 has 2 divisors, whose sum is σ = 2031223203194. Its totient is φ = 2031223203192.

The previous prime is 2031223203187. The next prime is 2031223203241. The reversal of 2031223203193 is 3913023221302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1080574803049 + 950648400144 = 1039507^2 + 975012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2031223203193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2031223213193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015611601596 + 1015611601597.

It is an arithmetic number, because the mean of its divisors is an integer number (1015611601597).

Almost surely, 2^{2031223203193} is an apocalyptic number.

It is an amenable number.

2031223203193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031223203193 is an equidigital number, since it uses as much as digits as its factorization.

2031223203193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 2031223203193 its reverse (3913023221302), we get a palindrome (5944246424495).

The spelling of 2031223203193 in words is "two trillion, thirty-one billion, two hundred twenty-three million, two hundred three thousand, one hundred ninety-three".