1142140022 has 16 divisors (see below), whose sum is σ = 1749481152. Its totient is φ = 559084680.

The previous prime is 1142140007. The next prime is 1142140057. The reversal of 1142140022 is 2200412411.

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, 4304 + ... + 47987.

It is an arithmetic number, because the mean of its divisors is an integer number (109342572).

Almost surely, 2^1142140022 is an apocalyptic number.

1142140022 is a deficient number, since it is larger than the sum of its proper divisors (607341130).

1142140022 is a wasteful number, since it uses less digits than its factorization.

1142140022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52523.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1142140022 is about 33795.5621642842. The cubic root of 1142140022 is about 1045.2971910236.

Adding to 1142140022 its reverse (2200412411), we get a palindrome (3342552433).

The spelling of 1142140022 in words is "one billion, one hundred forty-two million, one hundred forty thousand, twenty-two".