1114111321421 has 4 divisors (see below), whose sum is σ = 1273270081632. Its totient is φ = 954952561212.

The previous prime is 1114111321409. The next prime is 1114111321423. The reversal of 1114111321421 is 1241231114111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1114111321421 - 2¹⁰ = 1114111320397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114111321423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79579380095 + ... + 79579380108.

It is an arithmetic number, because the mean of its divisors is an integer number (318317520408).

Almost surely, 2^{1114111321421} is an apocalyptic number.

It is an amenable number.

1114111321421 is a deficient number, since it is larger than the sum of its proper divisors (159158760211).

1114111321421 is an equidigital number, since it uses as much as digits as its factorization.

1114111321421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159158760210.

The product of its digits is 192, while the sum is 23.

Adding to 1114111321421 its reverse (1241231114111), we get a palindrome (2355342435532).

The spelling of 1114111321421 in words is "one trillion, one hundred fourteen billion, one hundred eleven million, three hundred twenty-one thousand, four hundred twenty-one".