1214553342111 has 16 divisors (see below), whose sum is σ = 1663207926624. Its totient is φ = 787801434624.

The previous prime is 1214553342091. The next prime is 1214553342113. The reversal of 1214553342111 is 1112433554121.

It is not a de Polignac number, because 1214553342111 - 2⁶ = 1214553342047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214553342113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6988971 + ... + 7160643.

It is an arithmetic number, because the mean of its divisors is an integer number (103950495414).

Almost surely, 2^{1214553342111} is an apocalyptic number.

1214553342111 is a deficient number, since it is larger than the sum of its proper divisors (448654584513).

1214553342111 is a wasteful number, since it uses less digits than its factorization.

1214553342111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235450.

The product of its digits is 14400, while the sum is 33.

Adding to 1214553342111 its reverse (1112433554121), we get a palindrome (2326986896232).

The spelling of 1214553342111 in words is "one trillion, two hundred fourteen billion, five hundred fifty-three million, three hundred forty-two thousand, one hundred eleven".