212021101121022 has 12 divisors (see below), whose sum is σ = 459379052428920. Its totient is φ = 70673700373668.

The previous prime is 212021101120949. The next prime is 212021101121047. The reversal of 212021101121022 is 220121101120212.

212021101121022 is a `hidden beast` number, since 212 + 0 + 211 + 0 + 11 + 210 + 22 = 666.

212021101121022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11778950062279 = 212021101121022 / (2 + 1 + 2 + 0 + 2 + 1 + 1 + 0 + 1 + 1 + 2 + 1 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 212021101120986 and 212021101121004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5889475031122 + ... + 5889475031157.

It is an arithmetic number, because the mean of its divisors is an integer number (38281587702410).

Almost surely, 2^{212021101121022} is an apocalyptic number.

212021101121022 is an abundant number, since it is smaller than the sum of its proper divisors (247357951307898).

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

212021101121022 is a wasteful number, since it uses less digits than its factorization.

212021101121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11778950062287 (or 11778950062284 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212021101121022 its reverse (220121101120212), we get a palindrome (432142202241234).

The spelling of 212021101121022 in words is "two hundred twelve trillion, twenty-one billion, one hundred one million, one hundred twenty-one thousand, twenty-two".