1212201010202 has 64 divisors (see below), whose sum is σ = 2247388416000. Its totient is φ = 477522743040.

The previous prime is 1212201010201. The next prime is 1212201010213. The reversal of 1212201010202 is 2020101022121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1212201010201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116563799 + ... + 116574197.

It is an arithmetic number, because the mean of its divisors is an integer number (35115444000).

Almost surely, 2^{1212201010202} is an apocalyptic number.

1212201010202 is a deficient number, since it is larger than the sum of its proper divisors (1035187405798).

1212201010202 is a wasteful number, since it uses less digits than its factorization.

1212201010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13071.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1212201010202 its reverse (2020101022121), we get a palindrome (3232302032323).

The spelling of 1212201010202 in words is "one trillion, two hundred twelve billion, two hundred one million, ten thousand, two hundred two".