200211000087431 has 2 divisors, whose sum is σ = 200211000087432. Its totient is φ = 200211000087430.

The previous prime is 200211000087419. The next prime is 200211000087463. The reversal of 200211000087431 is 134780000112002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200211000087431 is a prime.

It is a super-2 number, since 2×200211000087431² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200211000087394 and 200211000087403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200211000087401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100105500043715 + 100105500043716.

It is an arithmetic number, because the mean of its divisors is an integer number (100105500043716).

Almost surely, 2^{200211000087431} is an apocalyptic number.

200211000087431 is a deficient number, since it is larger than the sum of its proper divisors (1).

200211000087431 is an equidigital number, since it uses as much as digits as its factorization.

200211000087431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 29.

Adding to 200211000087431 its reverse (134780000112002), we get a palindrome (334991000199433).

The spelling of 200211000087431 in words is "two hundred trillion, two hundred eleven billion, eighty-seven thousand, four hundred thirty-one".