212000112220120 has 128 divisors (see below), whose sum is σ = 545475104294400. Its totient is φ = 72641504111616.

The previous prime is 212000112220081. The next prime is 212000112220199. The reversal of 212000112220120 is 21022211000212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212000112220094 and 212000112220103.

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, 3702448051 + ... + 3702505309.

It is an arithmetic number, because the mean of its divisors is an integer number (4261524252300).

Almost surely, 2^{212000112220120} is an apocalyptic number.

212000112220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212000112220120 is an abundant number, since it is smaller than the sum of its proper divisors (333474992074280).

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

212000112220120 is a wasteful number, since it uses less digits than its factorization.

212000112220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65097 (or 65093 counting only the distinct ones).

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

Adding to 212000112220120 its reverse (21022211000212), we get a palindrome (233022323220332).

The spelling of 212000112220120 in words is "two hundred twelve trillion, one hundred twelve million, two hundred twenty thousand, one hundred twenty".