2223231142 has 8 divisors (see below), whose sum is σ = 3638014632. Its totient is φ = 1010559600.

The previous prime is 2223231137. The next prime is 2223231149. The reversal of 2223231142 is 2411323222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 101055961 = 2223231142 / (2 + 2 + 2 + 3 + 2 + 3 + 1 + 1 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223231149) 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, 50527959 + ... + 50528002.

It is an arithmetic number, because the mean of its divisors is an integer number (454751829).

Almost surely, 2^2223231142 is an apocalyptic number.

2223231142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2223231142 is a deficient number, since it is larger than the sum of its proper divisors (1414783490).

2223231142 is a wasteful number, since it uses less digits than its factorization.

2223231142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101055974.

The product of its digits is 1152, while the sum is 22.

The square root of 2223231142 is about 47151.1520750024. The cubic root of 2223231142 is about 1305.1533398790.

Adding to 2223231142 its reverse (2411323222), we get a palindrome (4634554364).

The spelling of 2223231142 in words is "two billion, two hundred twenty-three million, two hundred thirty-one thousand, one hundred forty-two".