212264811669900 has 108 divisors (see below), whose sum is σ = 675060576380456. Its totient is φ = 51458136153600.

The previous prime is 212264811669851. The next prime is 212264811669917. The reversal of 212264811669900 is 9966118462212.

It is a happy number.

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 35 ways as a sum of consecutive naturals, for example, 2923721437 + ... + 2923794036.

Almost surely, 2^{212264811669900} is an apocalyptic number.

212264811669900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212264811669900 is an abundant number, since it is smaller than the sum of its proper divisors (462795764710556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212264811669900 is a wasteful number, since it uses less digits than its factorization.

212264811669900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5847515512 (or 5847515494 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 57.

The spelling of 212264811669900 in words is "two hundred twelve trillion, two hundred sixty-four billion, eight hundred eleven million, six hundred sixty-nine thousand, nine hundred".