200122031 has 2 divisors, whose sum is σ = 200122032. Its totient is φ = 200122030.

The previous prime is 200121991. The next prime is 200122051. The reversal of 200122031 is 130221002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200122031 - 2⁶ = 200121967 is a prime.

It is a super-2 number, since 2×200122031² = 80097654583129922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200122051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100061015 + 100061016.

It is an arithmetic number, because the mean of its divisors is an integer number (100061016).

Almost surely, 2^200122031 is an apocalyptic number.

200122031 is a deficient number, since it is larger than the sum of its proper divisors (1).

200122031 is an equidigital number, since it uses as much as digits as its factorization.

200122031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 200122031 is about 14146.4494131920. The cubic root of 200122031 is about 584.9224637296.

Adding to 200122031 its reverse (130221002), we get a palindrome (330343033).

The spelling of 200122031 in words is "two hundred million, one hundred twenty-two thousand, thirty-one".