1142333431130 has 32 divisors (see below), whose sum is σ = 2127373284240. Its totient is φ = 441121121280.

The previous prime is 1142333431103. The next prime is 1142333431133. The reversal of 1142333431130 is 311343332411.

It can be written as a sum of positive squares in 8 ways, for example, as 395503889881 + 746829541249 = 628891^2 + 864193^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 1142333431093 and 1142333431102.

It is not an unprimeable number, because it can be changed into a prime (1142333431133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2079260 + ... + 2570600.

Almost surely, 2^{1142333431130} is an apocalyptic number.

1142333431130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142333431130 is a deficient number, since it is larger than the sum of its proper divisors (985039853110).

1142333431130 is a wasteful number, since it uses less digits than its factorization.

1142333431130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499394.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 1142333431130 its reverse (311343332411), we get a palindrome (1453676763541).

The spelling of 1142333431130 in words is "one trillion, one hundred forty-two billion, three hundred thirty-three million, four hundred thirty-one thousand, one hundred thirty".