1202021112203 has 4 divisors (see below), whose sum is σ = 1202788198080. Its totient is φ = 1201254026328.

The previous prime is 1202021112157. The next prime is 1202021112221. The reversal of 1202021112203 is 3022111202021.

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 1202021112203 - 2⁸ = 1202021111947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202021112283) 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, 383540588 + ... + 383543721.

It is an arithmetic number, because the mean of its divisors is an integer number (300697049520).

Almost surely, 2^{1202021112203} is an apocalyptic number.

1202021112203 is a deficient number, since it is larger than the sum of its proper divisors (767085877).

1202021112203 is an equidigital number, since it uses as much as digits as its factorization.

1202021112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767085876.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1202021112203 its reverse (3022111202021), we get a palindrome (4224132314224).

The spelling of 1202021112203 in words is "one trillion, two hundred two billion, twenty-one million, one hundred twelve thousand, two hundred three".