1212013322 has 8 divisors (see below), whose sum is σ = 1957867716. Its totient is φ = 559390752.

The previous prime is 1212013279. The next prime is 1212013399. The reversal of 1212013322 is 2233102121.

It can be written as a sum of positive squares in 2 ways, for example, as 852114481 + 359898841 = 29191^2 + 18971^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1212013322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23307923 + ... + 23307974.

Almost surely, 2^1212013322 is an apocalyptic number.

1212013322 is a deficient number, since it is larger than the sum of its proper divisors (745854394).

1212013322 is a wasteful number, since it uses less digits than its factorization.

1212013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46615912.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1212013322 is about 34813.9817027584. The cubic root of 1212013322 is about 1066.1929286710.

Adding to 1212013322 its reverse (2233102121), we get a palindrome (3445115443).

The spelling of 1212013322 in words is "one billion, two hundred twelve million, thirteen thousand, three hundred twenty-two".