1222003023 has 16 divisors (see below), whose sum is σ = 1646459136. Its totient is φ = 806125760.

The previous prime is 1222003009. The next prime is 1222003039. The reversal of 1222003023 is 3203002221.

It is a cyclic number.

It is not a de Polignac number, because 1222003023 - 2⁹ = 1222002511 is a prime.

It is a super-2 number, since 2×1222003023² = 2986582776442277058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222002993 and 1222003011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222004023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381358 + ... + 384548.

It is an arithmetic number, because the mean of its divisors is an integer number (102903696).

Almost surely, 2^1222003023 is an apocalyptic number.

1222003023 is a deficient number, since it is larger than the sum of its proper divisors (424456113).

1222003023 is a wasteful number, since it uses less digits than its factorization.

1222003023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4494.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 1222003023 is about 34957.1598245624. The cubic root of 1222003023 is about 1069.1141889926.

Adding to 1222003023 its reverse (3203002221), we get a palindrome (4425005244).

The spelling of 1222003023 in words is "one billion, two hundred twenty-two million, three thousand, twenty-three".