1143214022 has 4 divisors (see below), whose sum is σ = 1714821036. Its totient is φ = 571607010.

The previous prime is 1143213991. The next prime is 1143214069. The reversal of 1143214022 is 2204123411.

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

It is a junction number, because it is equal to n+sod(n) for n = 1143213985 and 1143214003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285803504 + ... + 285803507.

It is an arithmetic number, because the mean of its divisors is an integer number (428705259).

Almost surely, 2^1143214022 is an apocalyptic number.

1143214022 is a deficient number, since it is larger than the sum of its proper divisors (571607014).

1143214022 is an equidigital number, since it uses as much as digits as its factorization.

1143214022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571607013.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1143214022 is about 33811.4480908464. The cubic root of 1143214022 is about 1045.6247333140.

Adding to 1143214022 its reverse (2204123411), we get a palindrome (3347337433).

The spelling of 1143214022 in words is "one billion, one hundred forty-three million, two hundred fourteen thousand, twenty-two".