1112002123 has 8 divisors (see below), whose sum is σ = 1157800896. Its totient is φ = 1067092800.

The previous prime is 1112002109. The next prime is 1112002127. The reversal of 1112002123 is 3212002111.

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

It is a cyclic number.

It is not a de Polignac number, because 1112002123 - 2¹³ = 1111993931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112002127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219811 + ... + 224812.

It is an arithmetic number, because the mean of its divisors is an integer number (144725112).

Almost surely, 2^1112002123 is an apocalyptic number.

1112002123 is a deficient number, since it is larger than the sum of its proper divisors (45798773).

1112002123 is an equidigital number, since it uses as much as digits as its factorization.

1112002123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444725.

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

The square root of 1112002123 is about 33346.6958333206. The cubic root of 1112002123 is about 1036.0209527895.

Adding to 1112002123 its reverse (3212002111), we get a palindrome (4324004234).

The spelling of 1112002123 in words is "one billion, one hundred twelve million, two thousand, one hundred twenty-three".