3135212111 has 2 divisors, whose sum is σ = 3135212112. Its totient is φ = 3135212110.

The previous prime is 3135212099. The next prime is 3135212153. The reversal of 3135212111 is 1112125313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3135212111 - 2¹⁴ = 3135195727 is a prime.

It is a super-2 number, since 2×3135212111² = 19659109961922152642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3135212161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1567606055 + 1567606056.

It is an arithmetic number, because the mean of its divisors is an integer number (1567606056).

Almost surely, 2^3135212111 is an apocalyptic number.

3135212111 is a deficient number, since it is larger than the sum of its proper divisors (1).

3135212111 is an equidigital number, since it uses as much as digits as its factorization.

3135212111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 180, while the sum is 20.

The square root of 3135212111 is about 55992.9648348790. The cubic root of 3135212111 is about 1463.5996918237.

Adding to 3135212111 its reverse (1112125313), we get a palindrome (4247337424).

The spelling of 3135212111 in words is "three billion, one hundred thirty-five million, two hundred twelve thousand, one hundred eleven".