212103311232202 has 16 divisors (see below), whose sum is σ = 343865351573352. Its totient is φ = 97540428600000.

The previous prime is 212103311232191. The next prime is 212103311232283. The reversal of 212103311232202 is 202232113301212.

It can be written as a sum of positive squares in 4 ways, for example, as 62614761876601 + 149488549355601 = 7912949^2 + 12226551^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14725299049 + ... + 14725313452.

Almost surely, 2^{212103311232202} is an apocalyptic number.

212103311232202 is a deficient number, since it is larger than the sum of its proper divisors (131762040341150).

212103311232202 is a wasteful number, since it uses less digits than its factorization.

212103311232202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29450612793.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 212103311232202 its reverse (202232113301212), we get a palindrome (414335424533414).

The spelling of 212103311232202 in words is "two hundred twelve trillion, one hundred three billion, three hundred eleven million, two hundred thirty-two thousand, two hundred two".