1112221023 has 8 divisors (see below), whose sum is σ = 1496821248. Its totient is φ = 734550744.

The previous prime is 1112220973. The next prime is 1112221027. The reversal of 1112221023 is 3201222111.

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

It is not a de Polignac number, because 1112221023 - 2²² = 1108026719 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112220993 and 1112221011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112221027) 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, 1732111 + ... + 1732752.

It is an arithmetic number, because the mean of its divisors is an integer number (187102656).

Almost surely, 2^1112221023 is an apocalyptic number.

1112221023 is a deficient number, since it is larger than the sum of its proper divisors (384600225).

1112221023 is a wasteful number, since it uses less digits than its factorization.

1112221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464973.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1112221023 is about 33349.9778560646. The cubic root of 1112221023 is about 1036.0889293106.

Adding to 1112221023 its reverse (3201222111), we get a palindrome (4313443134).

The spelling of 1112221023 in words is "one billion, one hundred twelve million, two hundred twenty-one thousand, twenty-three".