1214111232111 has 32 divisors (see below), whose sum is σ = 1645056000000. Its totient is φ = 796362697728.

The previous prime is 1214111232041. The next prime is 1214111232127. The reversal of 1214111232111 is 1112321114121.

It is a de Polignac number, because none of the positive numbers 2^k-1214111232111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214111232611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113367625 + ... + 113378333.

It is an arithmetic number, because the mean of its divisors is an integer number (51408000000).

Almost surely, 2^{1214111232111} is an apocalyptic number.

1214111232111 is a deficient number, since it is larger than the sum of its proper divisors (430944767889).

1214111232111 is a wasteful number, since it uses less digits than its factorization.

1214111232111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12423.

The product of its digits is 96, while the sum is 21.

Adding to 1214111232111 its reverse (1112321114121), we get a palindrome (2326432346232).

The spelling of 1214111232111 in words is "one trillion, two hundred fourteen billion, one hundred eleven million, two hundred thirty-two thousand, one hundred eleven".