1222022003 has 8 divisors (see below), whose sum is σ = 1233018288. Its totient is φ = 1211071264.

The previous prime is 1222021987. The next prime is 1222022029. The reversal of 1222022003 is 3002202221.

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 1222022003 - 2⁴ = 1222021987 is a prime.

It is a super-2 number, since 2×1222022003² = 2986675551632264018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222022063) 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, 43700 + ... + 65982.

It is an arithmetic number, because the mean of its divisors is an integer number (154127286).

Almost surely, 2^1222022003 is an apocalyptic number.

1222022003 is a deficient number, since it is larger than the sum of its proper divisors (10996285).

1222022003 is a wasteful number, since it uses less digits than its factorization.

1222022003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22773.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1222022003 is about 34957.4312986524. The cubic root of 1222022003 is about 1069.1197240804.

Adding to 1222022003 its reverse (3002202221), we get a palindrome (4224224224).

The spelling of 1222022003 in words is "one billion, two hundred twenty-two million, twenty-two thousand, three".