1212341211 has 24 divisors (see below), whose sum is σ = 1826324864. Its totient is φ = 774074880.

The previous prime is 1212341197. The next prime is 1212341219. The reversal of 1212341211 is 1121432121.

1212341211 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1212341211 - 2⁶ = 1212341147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1212341219) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4665 + ... + 49461.

Almost surely, 2^1212341211 is an apocalyptic number.

1212341211 is a deficient number, since it is larger than the sum of its proper divisors (613983653).

1212341211 is a wasteful number, since it uses less digits than its factorization.

1212341211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44931 (or 44928 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 1212341211 is about 34818.6905411447. The cubic root of 1212341211 is about 1066.2890666166.

Adding to 1212341211 its reverse (1121432121), we get a palindrome (2333773332).

The spelling of 1212341211 in words is "one billion, two hundred twelve million, three hundred forty-one thousand, two hundred eleven".