212020021120200 has 96 divisors (see below), whose sum is σ = 657683660462400. Its totient is φ = 56502406063360.

The previous prime is 212020021120181. The next prime is 212020021120223. The reversal of 212020021120200 is 2021120020212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 212020021120200.

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, 112395807 + ... + 114266606.

It is an arithmetic number, because the mean of its divisors is an integer number (6850871463150).

Almost surely, 2^{212020021120200} is an apocalyptic number.

212020021120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212020021120200 is an abundant number, since it is smaller than the sum of its proper divisors (445663639342200).

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

212020021120200 is a wasteful number, since it uses less digits than its factorization.

212020021120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226663991 (or 226663982 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212020021120200 its reverse (2021120020212), we get a palindrome (214041141140412).

The spelling of 212020021120200 in words is "two hundred twelve trillion, twenty billion, twenty-one million, one hundred twenty thousand, two hundred".