1203221032211 has 16 divisors (see below), whose sum is σ = 1315636732800. Its totient is φ = 1091311457280.

The previous prime is 1203221032201. The next prime is 1203221032213. The reversal of 1203221032211 is 1122301223021.

It is not a de Polignac number, because 1203221032211 - 2⁶ = 1203221032147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203221032213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37468640 + ... + 37500738.

It is an arithmetic number, because the mean of its divisors is an integer number (82227295800).

Almost surely, 2^{1203221032211} is an apocalyptic number.

1203221032211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1203221032211 is a deficient number, since it is larger than the sum of its proper divisors (112415700589).

1203221032211 is a wasteful number, since it uses less digits than its factorization.

1203221032211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39874.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1203221032211 its reverse (1122301223021), we get a palindrome (2325522255232).

The spelling of 1203221032211 in words is "one trillion, two hundred three billion, two hundred twenty-one million, thirty-two thousand, two hundred eleven".