2233121203011 has 16 divisors (see below), whose sum is σ = 2981775292160. Its totient is φ = 1486608124320.

The previous prime is 2233121203007. The next prime is 2233121203051. The reversal of 2233121203011 is 1103021213322.

It is not a de Polignac number, because 2233121203011 - 2² = 2233121203007 is a prime.

It is a super-2 number, since 2×2233121203011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2233121203051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10898496 + ... + 11101506.

It is an arithmetic number, because the mean of its divisors is an integer number (186360955760).

Almost surely, 2^{2233121203011} is an apocalyptic number.

2233121203011 is a deficient number, since it is larger than the sum of its proper divisors (748654089149).

2233121203011 is a wasteful number, since it uses less digits than its factorization.

2233121203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208266.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2233121203011 its reverse (1103021213322), we get a palindrome (3336142416333).

The spelling of 2233121203011 in words is "two trillion, two hundred thirty-three billion, one hundred twenty-one million, two hundred three thousand, eleven".