2021110201212 has 24 divisors (see below), whose sum is σ = 4718752838016. Its totient is φ = 673299252528.

The previous prime is 2021110201199. The next prime is 2021110201267. The reversal of 2021110201212 is 2121020111202.

It is a super-2 number, since 2×2021110201212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2021110201191 and 2021110201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50497648 + ... + 50537655.

It is an arithmetic number, because the mean of its divisors is an integer number (196614701584).

Almost surely, 2^{2021110201212} is an apocalyptic number.

It is an amenable number.

2021110201212 is an abundant number, since it is smaller than the sum of its proper divisors (2697642636804).

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

2021110201212 is a wasteful number, since it uses less digits than its factorization.

2021110201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101036977 (or 101036975 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2021110201212 its reverse (2121020111202), we get a palindrome (4142130312414).

The spelling of 2021110201212 in words is "two trillion, twenty-one billion, one hundred ten million, two hundred one thousand, two hundred twelve".