201213322 has 8 divisors (see below), whose sum is σ = 309181572. Its totient is φ = 98152800.

The previous prime is 201213307. The next prime is 201213323. The reversal of 201213322 is 223312102.

It can be written as a sum of positive squares in 2 ways, for example, as 168506361 + 32706961 = 12981^2 + 5719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 201213296 and 201213305.

It is not an unprimeable number, because it can be changed into a prime (201213323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1226829 + ... + 1226992.

Almost surely, 2^201213322 is an apocalyptic number.

201213322 is a deficient number, since it is larger than the sum of its proper divisors (107968250).

201213322 is a wasteful number, since it uses less digits than its factorization.

201213322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453864.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201213322 is about 14184.9681705670. The cubic root of 201213322 is about 585.9837559126.

Adding to 201213322 its reverse (223312102), we get a palindrome (424525424).

The spelling of 201213322 in words is "two hundred one million, two hundred thirteen thousand, three hundred twenty-two".