1212285322 has 8 divisors (see below), whose sum is σ = 1825673472. Its totient is φ = 603727500.

The previous prime is 1212285299. The next prime is 1212285323. The reversal of 1212285322 is 2235822121.

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

It is not an unprimeable number, because it can be changed into a prime (1212285323) 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, 1206954 + ... + 1207957.

It is an arithmetic number, because the mean of its divisors is an integer number (228209184).

Almost surely, 2^1212285322 is an apocalyptic number.

1212285322 is a deficient number, since it is larger than the sum of its proper divisors (613388150).

1212285322 is a wasteful number, since it uses less digits than its factorization.

1212285322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415164.

The product of its digits is 3840, while the sum is 28.

The square root of 1212285322 is about 34817.8879600702. The cubic root of 1212285322 is about 1066.2726810356.

The spelling of 1212285322 in words is "one billion, two hundred twelve million, two hundred eighty-five thousand, three hundred twenty-two".