1012123202203 has 4 divisors (see below), whose sum is σ = 1012126248400. Its totient is φ = 1012120156008.

The previous prime is 1012123202197. The next prime is 1012123202213. The reversal of 1012123202203 is 3022023212101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012123202203 - 2⁵ = 1012123202171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012123202213) 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, 953775 + ... + 1712872.

It is an arithmetic number, because the mean of its divisors is an integer number (253031562100).

Almost surely, 2^{1012123202203} is an apocalyptic number.

1012123202203 is a deficient number, since it is larger than the sum of its proper divisors (3046197).

1012123202203 is an equidigital number, since it uses as much as digits as its factorization.

1012123202203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046196.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1012123202203 its reverse (3022023212101), we get a palindrome (4034146414304).

The spelling of 1012123202203 in words is "one trillion, twelve billion, one hundred twenty-three million, two hundred two thousand, two hundred three".