213221112122332 has 24 divisors (see below), whose sum is σ = 376849661015520. Its totient is φ = 105551283988800.

The previous prime is 213221112122303. The next prime is 213221112122357. The reversal of 213221112122332 is 233221211122312.

213221112122332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×213221112122332² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213221112122332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187380208 + ... + 188514679.

It is an arithmetic number, because the mean of its divisors is an integer number (15702069208980).

Almost surely, 2^{213221112122332} is an apocalyptic number.

It is an amenable number.

213221112122332 is a deficient number, since it is larger than the sum of its proper divisors (163628548893188).

213221112122332 is a wasteful number, since it uses less digits than its factorization.

213221112122332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375896301 (or 375896299 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

Adding to 213221112122332 its reverse (233221211122312), we get a palindrome (446442323244644).

The spelling of 213221112122332 in words is "two hundred thirteen trillion, two hundred twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, three hundred thirty-two".