2221213220332 has 12 divisors (see below), whose sum is σ = 4115777437800. Its totient is φ = 1045276809536.

The previous prime is 2221213220263. The next prime is 2221213220357. The reversal of 2221213220332 is 2330223121222.

It is a junction number, because it is equal to n+sod(n) for n = 2221213220297 and 2221213220306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16332450082 + ... + 16332450217.

It is an arithmetic number, because the mean of its divisors is an integer number (342981453150).

Almost surely, 2^{2221213220332} is an apocalyptic number.

It is an amenable number.

2221213220332 is a deficient number, since it is larger than the sum of its proper divisors (1894564217468).

2221213220332 is a wasteful number, since it uses less digits than its factorization.

2221213220332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32664900320 (or 32664900318 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2221213220332 its reverse (2330223121222), we get a palindrome (4551436341554).

The spelling of 2221213220332 in words is "two trillion, two hundred twenty-one billion, two hundred thirteen million, two hundred twenty thousand, three hundred thirty-two".