212202012211000 has 128 divisors (see below), whose sum is σ = 567578142668160. Its totient is φ = 72743522688000.

The previous prime is 212202012210989. The next prime is 212202012211037. The reversal of 212202012211000 is 112210202212.

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 31 ways as a sum of consecutive naturals, for example, 42144154 + ... + 46909846.

It is an arithmetic number, because the mean of its divisors is an integer number (4434204239595).

Almost surely, 2^{212202012211000} is an apocalyptic number.

212202012211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212202012211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283789071334080).

212202012211000 is an abundant number, since it is smaller than the sum of its proper divisors (355376130457160).

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

212202012211000 is a wasteful number, since it uses less digits than its factorization.

212202012211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772082 (or 4772068 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212202012211000 its reverse (112210202212), we get a palindrome (212314222413212).

The spelling of 212202012211000 in words is "two hundred twelve trillion, two hundred two billion, twelve million, two hundred eleven thousand".