1022110123 has 4 divisors (see below), whose sum is σ = 1028018448. Its totient is φ = 1016201800.

The previous prime is 1022110093. The next prime is 1022110139. The reversal of 1022110123 is 3210112201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1022110123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022110723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2953903 + ... + 2954248.

It is an arithmetic number, because the mean of its divisors is an integer number (257004612).

Almost surely, 2^1022110123 is an apocalyptic number.

1022110123 is a deficient number, since it is larger than the sum of its proper divisors (5908325).

1022110123 is an equidigital number, since it uses as much as digits as its factorization.

1022110123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5908324.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1022110123 is about 31970.4570345812. The cubic root of 1022110123 is about 1007.3163810215.

Adding to 1022110123 its reverse (3210112201), we get a palindrome (4232222324).

The spelling of 1022110123 in words is "one billion, twenty-two million, one hundred ten thousand, one hundred twenty-three".