1212032212 has 6 divisors (see below), whose sum is σ = 2121056378. Its totient is φ = 606016104.

The previous prime is 1212032167. The next prime is 1212032243. The reversal of 1212032212 is 2122302121.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 996412356 + 215619856 = 31566^2 + 14684^2 .

It is a super-2 number, since 2×1212032212² = 2938044165851225888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151504023 + ... + 151504030.

Almost surely, 2^1212032212 is an apocalyptic number.

It is an amenable number.

1212032212 is a deficient number, since it is larger than the sum of its proper divisors (909024166).

1212032212 is a wasteful number, since it uses less digits than its factorization.

1212032212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303008057 (or 303008055 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1212032212 is about 34814.2530007467. The cubic root of 1212032212 is about 1066.1984677410.

Adding to 1212032212 its reverse (2122302121), we get a palindrome (3334334333).

The spelling of 1212032212 in words is "one billion, two hundred twelve million, thirty-two thousand, two hundred twelve".