1202132221203 has 4 divisors (see below), whose sum is σ = 1602842961608. Its totient is φ = 801421480800.

The previous prime is 1202132221189. The next prime is 1202132221249. The reversal of 1202132221203 is 3021222312021.

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

It is a de Polignac number, because none of the positive numbers 2^k-1202132221203 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1202132221203.

It is not an unprimeable number, because it can be changed into a prime (1202132221273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200355370198 + ... + 200355370203.

It is an arithmetic number, because the mean of its divisors is an integer number (400710740402).

Almost surely, 2^{1202132221203} is an apocalyptic number.

1202132221203 is a deficient number, since it is larger than the sum of its proper divisors (400710740405).

1202132221203 is an equidigital number, since it uses as much as digits as its factorization.

1202132221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400710740404.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1202132221203 its reverse (3021222312021), we get a palindrome (4223354533224).

The spelling of 1202132221203 in words is "one trillion, two hundred two billion, one hundred thirty-two million, two hundred twenty-one thousand, two hundred three".