1000212322 has 4 divisors (see below), whose sum is σ = 1500318486. Its totient is φ = 500106160.

The previous prime is 1000212319. The next prime is 1000212329. The reversal of 1000212322 is 2232120001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 825470361 + 174741961 = 28731^2 + 13219^2 .

It is not an unprimeable number, because it can be changed into a prime (1000212329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250053079 + ... + 250053082.

Almost surely, 2^1000212322 is an apocalyptic number.

1000212322 is a deficient number, since it is larger than the sum of its proper divisors (500106164).

1000212322 is an equidigital number, since it uses as much as digits as its factorization.

1000212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500106163.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1000212322 is about 31626.1335290927. The cubic root of 1000212322 is about 1000.0707689916.

Adding to 1000212322 its reverse (2232120001), we get a palindrome (3232332323).

The spelling of 1000212322 in words is "one billion, two hundred twelve thousand, three hundred twenty-two".