103122311 has 2 divisors, whose sum is σ = 103122312. Its totient is φ = 103122310.

The previous prime is 103122307. The next prime is 103122361. The reversal of 103122311 is 113221301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103122311 - 2² = 103122307 is a prime.

It is a super-2 number, since 2×103122311² = 21268422051961442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103122301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51561155 + 51561156.

It is an arithmetic number, because the mean of its divisors is an integer number (51561156).

Almost surely, 2^103122311 is an apocalyptic number.

103122311 is a deficient number, since it is larger than the sum of its proper divisors (1).

103122311 is an equidigital number, since it uses as much as digits as its factorization.

103122311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 103122311 is about 10154.9156077242. The cubic root of 103122311 is about 468.9402878745.

Adding to 103122311 its reverse (113221301), we get a palindrome (216343612).

The spelling of 103122311 in words is "one hundred three million, one hundred twenty-two thousand, three hundred eleven".