1201212022 has 8 divisors (see below), whose sum is σ = 1823526936. Its totient is φ = 593369712.

The previous prime is 1201211971. The next prime is 1201212043. The reversal of 1201212022 is 2202121021.

It is a happy number.

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 = 1201211993 and 1201212011.

It is a congruent number.

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, 3617943 + ... + 3618274.

It is an arithmetic number, because the mean of its divisors is an integer number (227940867).

Almost surely, 2^1201212022 is an apocalyptic number.

1201212022 is a deficient number, since it is larger than the sum of its proper divisors (622314914).

1201212022 is an equidigital number, since it uses as much as digits as its factorization.

1201212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7236302.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1201212022 is about 34658.5057669831. The cubic root of 1201212022 is about 1063.0162170117.

Adding to 1201212022 its reverse (2202121021), we get a palindrome (3403333043).

The spelling of 1201212022 in words is "one billion, two hundred one million, two hundred twelve thousand, twenty-two".