1002122203 has 4 divisors (see below), whose sum is σ = 1023444000. Its totient is φ = 980800408.

The previous prime is 1002122179. The next prime is 1002122243. The reversal of 1002122203 is 3022212001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3022212001 = 47 ⋅64302383.

It is a cyclic number.

It is not a de Polignac number, because 1002122203 - 2²⁵ = 968567771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002122243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10660828 + ... + 10660921.

It is an arithmetic number, because the mean of its divisors is an integer number (255861000).

Almost surely, 2^1002122203 is an apocalyptic number.

1002122203 is a deficient number, since it is larger than the sum of its proper divisors (21321797).

1002122203 is an equidigital number, since it uses as much as digits as its factorization.

1002122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21321796.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1002122203 is about 31656.3137936179. The cubic root of 1002122203 is about 1000.7069011730.

Adding to 1002122203 its reverse (3022212001), we get a palindrome (4024334204).

The spelling of 1002122203 in words is "one billion, two million, one hundred twenty-two thousand, two hundred three".