1143214123411 has 4 divisors (see below), whose sum is σ = 1143329597824. Its totient is φ = 1143098649000.

The previous prime is 1143214123399. The next prime is 1143214123427.

1143214123411 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 1143214123411 - 2⁵ = 1143214123379 is a prime.

It is a super-2 number, since 2×1143214123411² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1143214123411.

It is not an unprimeable number, because it can be changed into a prime (1143214129411) 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, 57722355 + ... + 57742156.

It is an arithmetic number, because the mean of its divisors is an integer number (285832399456).

Almost surely, 2^{1143214123411} is an apocalyptic number.

1143214123411 is a deficient number, since it is larger than the sum of its proper divisors (115474413).

1143214123411 is an equidigital number, since it uses as much as digits as its factorization.

1143214123411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115474412.

The product of its digits is 2304, while the sum is 28.

The spelling of 1143214123411 in words is "one trillion, one hundred forty-three billion, two hundred fourteen million, one hundred twenty-three thousand, four hundred eleven".