3121112227 has 2 divisors, whose sum is σ = 3121112228. Its totient is φ = 3121112226.

The previous prime is 3121112179. The next prime is 3121112251. The reversal of 3121112227 is 7222111213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3121112227 is a prime.

It is a super-3 number, since 3×3121112227³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3121112198 and 3121112207.

It is not a weakly prime, because it can be changed into another prime (3121110227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560556113 + 1560556114.

It is an arithmetic number, because the mean of its divisors is an integer number (1560556114).

Almost surely, 2^3121112227 is an apocalyptic number.

3121112227 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121112227 is an equidigital number, since it uses as much as digits as its factorization.

3121112227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 336, while the sum is 22.

The square root of 3121112227 is about 55866.9153166702. The cubic root of 3121112227 is about 1461.4023285890.

The spelling of 3121112227 in words is "three billion, one hundred twenty-one million, one hundred twelve thousand, two hundred twenty-seven".