103222631 has 2 divisors, whose sum is σ = 103222632. Its totient is φ = 103222630.

The previous prime is 103222627. The next prime is 103222667. The reversal of 103222631 is 136222301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103222631 - 2² = 103222627 is a prime.

It is a super-2 number, since 2×103222631² = 21309823101124322, 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 (103222621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51611315 + 51611316.

It is an arithmetic number, because the mean of its divisors is an integer number (51611316).

Almost surely, 2^103222631 is an apocalyptic number.

103222631 is a deficient number, since it is larger than the sum of its proper divisors (1).

103222631 is an equidigital number, since it uses as much as digits as its factorization.

103222631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 103222631 is about 10159.8538867446. The cubic root of 103222631 is about 469.0923042592.

Adding to 103222631 its reverse (136222301), we get a palindrome (239444932).

The spelling of 103222631 in words is "one hundred three million, two hundred twenty-two thousand, six hundred thirty-one".