1214131011 has 4 divisors (see below), whose sum is σ = 1618841352. Its totient is φ = 809420672.

The previous prime is 1214131003. The next prime is 1214131019. The reversal of 1214131011 is 1101314121.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1214131003) and next prime (1214131019).

It is a cyclic number.

It is not a de Polignac number, because 1214131011 - 2³ = 1214131003 is a prime.

It is a super-2 number, since 2×1214131011² = 2948228223743764242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1214131019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202355166 + ... + 202355171.

It is an arithmetic number, because the mean of its divisors is an integer number (404710338).

Almost surely, 2^1214131011 is an apocalyptic number.

1214131011 is a deficient number, since it is larger than the sum of its proper divisors (404710341).

1214131011 is an equidigital number, since it uses as much as digits as its factorization.

1214131011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404710340.

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 1214131011 is about 34844.3827754202. The cubic root of 1214131011 is about 1066.8135355168.

Adding to 1214131011 its reverse (1101314121), we get a palindrome (2315445132).

The spelling of 1214131011 in words is "one billion, two hundred fourteen million, one hundred thirty-one thousand, eleven".