1023003202203 has 12 divisors (see below), whose sum is σ = 1532399858808. Its totient is φ = 682002134640.

The previous prime is 1023003202171. The next prime is 1023003202229. The reversal of 1023003202203 is 3022023003201.

It is a happy number.

It is not a de Polignac number, because 1023003202203 - 2⁵ = 1023003202171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023003202253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2104944618 + ... + 2104945103.

It is an arithmetic number, because the mean of its divisors is an integer number (127699988234).

Almost surely, 2^{1023003202203} is an apocalyptic number.

1023003202203 is a deficient number, since it is larger than the sum of its proper divisors (509396656605).

1023003202203 is an frugal number, since it uses more digits than its factorization.

1023003202203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209889736 (or 4209889724 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 1023003202203 its reverse (3022023003201), we get a palindrome (4045026205404).

The spelling of 1023003202203 in words is "one trillion, twenty-three billion, three million, two hundred two thousand, two hundred three".