1142321340222 has 32 divisors (see below), whose sum is σ = 2538538329600. Its totient is φ = 380766810744.

The previous prime is 1142321340203. The next prime is 1142321340227. The reversal of 1142321340222 is 2220431232411.

1142321340222 is a `hidden beast` number, since 1 + 1 + 4 + 23 + 213 + 402 + 22 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142321340227) 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, 3393979 + ... + 3715337.

It is an arithmetic number, because the mean of its divisors is an integer number (79329322800).

Almost surely, 2^{1142321340222} is an apocalyptic number.

1142321340222 is an abundant number, since it is smaller than the sum of its proper divisors (1396216989378).

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

1142321340222 is a wasteful number, since it uses less digits than its factorization.

1142321340222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387197 (or 387191 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1142321340222 its reverse (2220431232411), we get a palindrome (3362752572633).

The spelling of 1142321340222 in words is "one trillion, one hundred forty-two billion, three hundred twenty-one million, three hundred forty thousand, two hundred twenty-two".