212011021101200 has 120 divisors (see below), whose sum is σ = 538705782959520. Its totient is φ = 79960254796800.

The previous prime is 212011021101107. The next prime is 212011021101221. The reversal of 212011021101200 is 2101120110212.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64501109 + ... + 67708308.

It is an arithmetic number, because the mean of its divisors is an integer number (4489214857996).

Almost surely, 2^{212011021101200} is an apocalyptic number.

212011021101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212011021101200 is an abundant number, since it is smaller than the sum of its proper divisors (326694761858320).

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

212011021101200 is a wasteful number, since it uses less digits than its factorization.

212011021101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132209665 (or 132209654 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212011021101200 its reverse (2101120110212), we get a palindrome (214112141211412).

The spelling of 212011021101200 in words is "two hundred twelve trillion, eleven billion, twenty-one million, one hundred one thousand, two hundred".