1142231440102 has 16 divisors (see below), whose sum is σ = 1797391879200. Its totient is φ = 543655564480.

The previous prime is 1142231440043. The next prime is 1142231440139. The reversal of 1142231440102 is 2010441322411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138683527 + ... + 138691762.

It is an arithmetic number, because the mean of its divisors is an integer number (112336992450).

Almost surely, 2^{1142231440102} is an apocalyptic number.

1142231440102 is a deficient number, since it is larger than the sum of its proper divisors (655160439098).

1142231440102 is a wasteful number, since it uses less digits than its factorization.

1142231440102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277375391.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1142231440102 its reverse (2010441322411), we get a palindrome (3152672762513).

The spelling of 1142231440102 in words is "one trillion, one hundred forty-two billion, two hundred thirty-one million, four hundred forty thousand, one hundred two".