1142040422203 has 4 divisors (see below), whose sum is σ = 1142319585528. Its totient is φ = 1141761258880.

The previous prime is 1142040422161. The next prime is 1142040422219. The reversal of 1142040422203 is 3022240402411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1142040422203 - 2¹⁷ = 1142040291131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142040422503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139575526 + ... + 139583707.

It is an arithmetic number, because the mean of its divisors is an integer number (285579896382).

Almost surely, 2^{1142040422203} is an apocalyptic number.

1142040422203 is a deficient number, since it is larger than the sum of its proper divisors (279163325).

1142040422203 is an equidigital number, since it uses as much as digits as its factorization.

1142040422203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279163324.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1142040422203 its reverse (3022240402411), we get a palindrome (4164280824614).

The spelling of 1142040422203 in words is "one trillion, one hundred forty-two billion, forty million, four hundred twenty-two thousand, two hundred three".