2233121302221 has 8 divisors (see below), whose sum is σ = 2977562027424. Its totient is φ = 1488714055920.

The previous prime is 2233121302219. The next prime is 2233121302241. The reversal of 2233121302221 is 1222031213322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2233121302221 - 2¹ = 2233121302219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2233121302191 and 2233121302200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2233121302201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8213670 + ... + 8481191.

It is an arithmetic number, because the mean of its divisors is an integer number (372195253428).

Almost surely, 2^{2233121302221} is an apocalyptic number.

It is an amenable number.

2233121302221 is a deficient number, since it is larger than the sum of its proper divisors (744440725203).

2233121302221 is a wasteful number, since it uses less digits than its factorization.

2233121302221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16739451.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2233121302221 its reverse (1222031213322), we get a palindrome (3455152515543).

The spelling of 2233121302221 in words is "two trillion, two hundred thirty-three billion, one hundred twenty-one million, three hundred two thousand, two hundred twenty-one".