1212331012202 has 8 divisors (see below), whose sum is σ = 1818584681412. Its totient is φ = 606136118400.

The previous prime is 1212331012187. The next prime is 1212331012219. The reversal of 1212331012202 is 2022101332121.

It can be written as a sum of positive squares in 2 ways, for example, as 957327221761 + 255003790441 = 978431^2 + 504979^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14642249 + ... + 14724812.

Almost surely, 2^{1212331012202} is an apocalyptic number.

1212331012202 is a deficient number, since it is larger than the sum of its proper divisors (606253669210).

1212331012202 is a wasteful number, since it uses less digits than its factorization.

1212331012202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29387704.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1212331012202 its reverse (2022101332121), we get a palindrome (3234432344323).

The spelling of 1212331012202 in words is "one trillion, two hundred twelve billion, three hundred thirty-one million, twelve thousand, two hundred two".