221244133032332 has 48 divisors (see below), whose sum is σ = 410499448332288. Its totient is φ = 104152450656960.

The previous prime is 221244133032211. The next prime is 221244133032367. The reversal of 221244133032332 is 233230331442122.

It is a junction number, because it is equal to n+sod(n) for n = 221244133032292 and 221244133032301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59524013 + ... + 63131579.

It is an arithmetic number, because the mean of its divisors is an integer number (8552071840256).

Almost surely, 2^{221244133032332} is an apocalyptic number.

It is an amenable number.

221244133032332 is a deficient number, since it is larger than the sum of its proper divisors (189255315299956).

221244133032332 is a wasteful number, since it uses less digits than its factorization.

221244133032332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621006 (or 3621004 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 221244133032332 its reverse (233230331442122), we get a palindrome (454474464474454).

The spelling of 221244133032332 in words is "two hundred twenty-one trillion, two hundred forty-four billion, one hundred thirty-three million, thirty-two thousand, three hundred thirty-two".