203311132212211 has 16 divisors (see below), whose sum is σ = 206675246937600. Its totient is φ = 199963439408448.

The previous prime is 203311132212187. The next prime is 203311132212319. The reversal of 203311132212211 is 112212231113302.

It is not a de Polignac number, because 203311132212211 - 2¹⁵ = 203311132179443 is a prime.

It is a super-2 number, since 2×203311132212211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203311132219211) 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, 35230530 + ... + 40593256.

It is an arithmetic number, because the mean of its divisors is an integer number (12917202933600).

Almost surely, 2^{203311132212211} is an apocalyptic number.

203311132212211 is a deficient number, since it is larger than the sum of its proper divisors (3364114725389).

203311132212211 is an equidigital number, since it uses as much as digits as its factorization.

203311132212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364258.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 203311132212211 its reverse (112212231113302), we get a palindrome (315523363325513).

The spelling of 203311132212211 in words is "two hundred three trillion, three hundred eleven billion, one hundred thirty-two million, two hundred twelve thousand, two hundred eleven".