200222431 has 2 divisors, whose sum is σ = 200222432. Its totient is φ = 200222430.

The previous prime is 200222423. The next prime is 200222461. The reversal of 200222431 is 134222002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200222431 - 2³ = 200222423 is a prime.

It is a super-2 number, since 2×200222431² = 80178043751099522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200222461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100111215 + 100111216.

It is an arithmetic number, because the mean of its divisors is an integer number (100111216).

Almost surely, 2^200222431 is an apocalyptic number.

200222431 is a deficient number, since it is larger than the sum of its proper divisors (1).

200222431 is an equidigital number, since it uses as much as digits as its factorization.

200222431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 200222431 is about 14149.9975618372. The cubic root of 200222431 is about 585.0202647179.

Adding to 200222431 its reverse (134222002), we get a palindrome (334444433).

The spelling of 200222431 in words is "two hundred million, two hundred twenty-two thousand, four hundred thirty-one".