3621331022233 has 2 divisors, whose sum is σ = 3621331022234. Its totient is φ = 3621331022232.

The previous prime is 3621331022209. The next prime is 3621331022251. The reversal of 3621331022233 is 3322201331263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3607063197529 + 14267824704 = 1899227^2 + 119448^2 .

It is an emirp because it is prime and its reverse (3322201331263) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3621331022233 - 2⁴¹ = 1422307766681 is a prime.

It is a super-2 number, since 2×3621331022233² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3621331022195 and 3621331022204.

It is not a weakly prime, because it can be changed into another prime (3621331026233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1810665511116 + 1810665511117.

It is an arithmetic number, because the mean of its divisors is an integer number (1810665511117).

Almost surely, 2^{3621331022233} is an apocalyptic number.

It is an amenable number.

3621331022233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3621331022233 is an equidigital number, since it uses as much as digits as its factorization.

3621331022233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 3621331022233 its reverse (3322201331263), we get a palindrome (6943532353496).

The spelling of 3621331022233 in words is "three trillion, six hundred twenty-one billion, three hundred thirty-one million, twenty-two thousand, two hundred thirty-three".