212000101222020 has 192 divisors, whose sum is σ = 632607526526976. Its totient is φ = 52969526346240.

The previous prime is 212000101221989. The next prime is 212000101222081. The reversal of 212000101222020 is 20222101000212.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8861964 + ... + 22417283.

It is an arithmetic number, because the mean of its divisors is an integer number (3294830867328).

Almost surely, 2^{212000101222020} is an apocalyptic number.

212000101222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212000101222020 is an abundant number, since it is smaller than the sum of its proper divisors (420607425304956).

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

212000101222020 is a wasteful number, since it uses less digits than its factorization.

212000101222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31279410 (or 31279408 counting only the distinct ones).

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

Adding to 212000101222020 its reverse (20222101000212), we get a palindrome (232222202222232).

The spelling of 212000101222020 in words is "two hundred twelve trillion, one hundred one million, two hundred twenty-two thousand, twenty".