221213000332 has 6 divisors (see below), whose sum is σ = 387122750588. Its totient is φ = 110606500164.

The previous prime is 221213000317. The next prime is 221213000381. The reversal of 221213000332 is 233000312122.

221213000332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221213000332² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27651625038 + ... + 27651625045.

Almost surely, 2^221213000332 is an apocalyptic number.

It is an amenable number.

221213000332 is a deficient number, since it is larger than the sum of its proper divisors (165909750256).

221213000332 is a wasteful number, since it uses less digits than its factorization.

221213000332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55303250087 (or 55303250085 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 221213000332 its reverse (233000312122), we get a palindrome (454213312454).

The spelling of 221213000332 in words is "two hundred twenty-one billion, two hundred thirteen million, three hundred thirty-two", and thus it is an aban number.