1142122431132 has 36 divisors (see below), whose sum is σ = 2986584520920. Its totient is φ = 367579632672.

The previous prime is 1142122431091. The next prime is 1142122431193. The reversal of 1142122431132 is 2311342212411.

1142122431132 is a `hidden beast` number, since 1 + 1 + 4 + 212 + 2 + 431 + 13 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1142122431096 and 1142122431105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 546992458 + ... + 546994545.

Almost surely, 2^{1142122431132} is an apocalyptic number.

1142122431132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142122431132 is an abundant number, since it is smaller than the sum of its proper divisors (1844462089788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142122431132 is a wasteful number, since it uses less digits than its factorization.

1142122431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093987042 (or 1093987037 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 1142122431132 its reverse (2311342212411), we get a palindrome (3453464643543).

The spelling of 1142122431132 in words is "one trillion, one hundred forty-two billion, one hundred twenty-two million, four hundred thirty-one thousand, one hundred thirty-two".