1022144023 has 16 divisors (see below), whose sum is σ = 1093154400. Its totient is φ = 952390656.

The previous prime is 1022144017. The next prime is 1022144033. The reversal of 1022144023 is 3204412201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022144023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022144003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1157140 + ... + 1158022.

It is an arithmetic number, because the mean of its divisors is an integer number (68322150).

Almost surely, 2^1022144023 is an apocalyptic number.

1022144023 is a deficient number, since it is larger than the sum of its proper divisors (71010377).

1022144023 is a wasteful number, since it uses less digits than its factorization.

1022144023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1022144023 is about 31970.9872071539. The cubic root of 1022144023 is about 1007.3275173453.

Adding to 1022144023 its reverse (3204412201), we get a palindrome (4226556224).

The spelling of 1022144023 in words is "one billion, twenty-two million, one hundred forty-four thousand, twenty-three".