1222210213333 has 16 divisors (see below), whose sum is σ = 1240879503600. Its totient is φ = 1203680217600.

The previous prime is 1222210213313. The next prime is 1222210213337. The reversal of 1222210213333 is 3333120122221.

It can be written as a sum of positive squares in 8 ways, for example, as 358487192644 + 863723020689 = 598738^2 + 929367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222210213333 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1222210213298 and 1222210213307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222210213337) 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, 107498073 + ... + 107509441.

It is an arithmetic number, because the mean of its divisors is an integer number (77554968975).

Almost surely, 2^{1222210213333} is an apocalyptic number.

It is an amenable number.

1222210213333 is a deficient number, since it is larger than the sum of its proper divisors (18669290267).

1222210213333 is a wasteful number, since it uses less digits than its factorization.

1222210213333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17352.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1222210213333 its reverse (3333120122221), we get a palindrome (4555330335554).

The spelling of 1222210213333 in words is "one trillion, two hundred twenty-two billion, two hundred ten million, two hundred thirteen thousand, three hundred thirty-three".