1052223123 has 8 divisors (see below), whose sum is σ = 1603387648. Its totient is φ = 601270344.

The previous prime is 1052223119. The next prime is 1052223163. The reversal of 1052223123 is 3213222501.

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

It is not a de Polignac number, because 1052223123 - 2² = 1052223119 is a prime.

It is a super-2 number, since 2×1052223123² = 2214347001151746258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 50105863 = 1052223123 / (1 + 0 + 5 + 2 + 2 + 2 + 3 + 1 + 2 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1052223123.

It is not an unprimeable number, because it can be changed into a prime (1052223163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25052911 + ... + 25052952.

It is an arithmetic number, because the mean of its divisors is an integer number (200423456).

Almost surely, 2^1052223123 is an apocalyptic number.

1052223123 is a deficient number, since it is larger than the sum of its proper divisors (551164525).

1052223123 is an equidigital number, since it uses as much as digits as its factorization.

1052223123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50105873.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1052223123 is about 32437.9888864892. The cubic root of 1052223123 is about 1017.1131762717.

Adding to 1052223123 its reverse (3213222501), we get a palindrome (4265445624).

It can be divided in two parts, 105222 and 3123, that added together give a triangular number (108345 = T₄₆₅).

The spelling of 1052223123 in words is "one billion, fifty-two million, two hundred twenty-three thousand, one hundred twenty-three".