212012212202 has 32 divisors (see below), whose sum is σ = 376850880000. Its totient is φ = 87526510848.

The previous prime is 212012212163. The next prime is 212012212211. The reversal of 212012212202 is 202212210212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427202 + ... + 778797.

It is an arithmetic number, because the mean of its divisors is an integer number (11776590000).

Almost surely, 2^212012212202 is an apocalyptic number.

212012212202 is a deficient number, since it is larger than the sum of its proper divisors (164838667798).

212012212202 is a wasteful number, since it uses less digits than its factorization.

212012212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206470.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212012212202 its reverse (202212210212), we get a palindrome (414224422414).

The spelling of 212012212202 in words is "two hundred twelve billion, twelve million, two hundred twelve thousand, two hundred two".