1124142220142 has 32 divisors (see below), whose sum is σ = 1749694763520. Its totient is φ = 541253905920.

The previous prime is 1124142220139. The next prime is 1124142220163. The reversal of 1124142220142 is 2410222414211.

It is a super-2 number, since 2×1124142220142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2582534 + ... + 2986262.

It is an arithmetic number, because the mean of its divisors is an integer number (54677961360).

Almost surely, 2^{1124142220142} is an apocalyptic number.

1124142220142 is a deficient number, since it is larger than the sum of its proper divisors (625552543378).

1124142220142 is a wasteful number, since it uses less digits than its factorization.

1124142220142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404156.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 1124142220142 its reverse (2410222414211), we get a palindrome (3534364634353).

The spelling of 1124142220142 in words is "one trillion, one hundred twenty-four billion, one hundred forty-two million, two hundred twenty thousand, one hundred forty-two".