212202100022012 has 24 divisors (see below), whose sum is σ = 374065855583280. Its totient is φ = 105326306881920.

The previous prime is 212202100021999. The next prime is 212202100022083. The reversal of 212202100022012 is 210220001202212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15568193 + ... + 25821944.

It is an arithmetic number, because the mean of its divisors is an integer number (15586077315970).

Almost surely, 2^{212202100022012} is an apocalyptic number.

It is an amenable number.

212202100022012 is a deficient number, since it is larger than the sum of its proper divisors (161863755561268).

212202100022012 is a wasteful number, since it uses less digits than its factorization.

212202100022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41399501 (or 41399499 counting only the distinct ones).

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

Adding to 212202100022012 its reverse (210220001202212), we get a palindrome (422422101224224).

The spelling of 212202100022012 in words is "two hundred twelve trillion, two hundred two billion, one hundred million, twenty-two thousand, twelve".