1142044122231 has 20 divisors (see below), whose sum is σ = 1706109562872. Its totient is φ = 761321228688.

The previous prime is 1142044122211. The next prime is 1142044122259. The reversal of 1142044122231 is 1322214402411.

1142044122231 is a `hidden beast` number, since 1 + 1 + 4 + 20 + 4 + 412 + 223 + 1 = 666.

It is not a de Polignac number, because 1142044122231 - 2⁷ = 1142044122103 is a prime.

It is a super-2 number, since 2×1142044122231² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1142044122195 and 1142044122204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142044122211) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1147516 + ... + 1897598.

Almost surely, 2^{1142044122231} is an apocalyptic number.

1142044122231 is a deficient number, since it is larger than the sum of its proper divisors (564065440641).

1142044122231 is an equidigital number, since it uses as much as digits as its factorization.

1142044122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768892 (or 768883 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 1142044122231 its reverse (1322214402411), we get a palindrome (2464258524642).

The spelling of 1142044122231 in words is "one trillion, one hundred forty-two billion, forty-four million, one hundred twenty-two thousand, two hundred thirty-one".