1111222023 has 8 divisors (see below), whose sum is σ = 1546048128. Its totient is φ = 708605304.

The previous prime is 1111222003. The next prime is 1111222027. The reversal of 1111222023 is 3202221111.

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

It is not a de Polignac number, because 1111222023 - 2⁶ = 1111221959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111221993 and 1111222011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111222027) 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, 8052265 + ... + 8052402.

It is an arithmetic number, because the mean of its divisors is an integer number (193256016).

Almost surely, 2^1111222023 is an apocalyptic number.

1111222023 is a deficient number, since it is larger than the sum of its proper divisors (434826105).

1111222023 is a wasteful number, since it uses less digits than its factorization.

1111222023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16104693.

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

The square root of 1111222023 is about 33334.9969701514. The cubic root of 1111222023 is about 1035.7786304073.

Adding to 1111222023 its reverse (3202221111), we get a palindrome (4313443134).

The spelling of 1111222023 in words is "one billion, one hundred eleven million, two hundred twenty-two thousand, twenty-three".