212121102312022 has 8 divisors (see below), whose sum is σ = 334928056282200. Its totient is φ = 100478416884624.

The previous prime is 212121102312017. The next prime is 212121102312047. The reversal of 212121102312022 is 220213201121212.

212121102312022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×212121102312022³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212121102311984 and 212121102312002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2791067135647 + ... + 2791067135722.

It is an arithmetic number, because the mean of its divisors is an integer number (41866007035275).

Almost surely, 2^{212121102312022} is an apocalyptic number.

212121102312022 is a deficient number, since it is larger than the sum of its proper divisors (122806953970178).

212121102312022 is a wasteful number, since it uses less digits than its factorization.

212121102312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5582134271390.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 212121102312022 its reverse (220213201121212), we get a palindrome (432334303433234).

The spelling of 212121102312022 in words is "two hundred twelve trillion, one hundred twenty-one billion, one hundred two million, three hundred twelve thousand, twenty-two".