12210200022021 has 16 divisors (see below), whose sum is σ = 17383176577536. Its totient is φ = 7605139748976.

The previous prime is 12210200021983. The next prime is 12210200022029. The reversal of 12210200022021 is 12022000201221.

It is not a de Polignac number, because 12210200022021 - 2¹¹ = 12210200019973 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12210200022029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2057664715 + ... + 2057670648.

It is an arithmetic number, because the mean of its divisors is an integer number (1086448536096).

Almost surely, 2^{12210200022021} is an apocalyptic number.

It is an amenable number.

12210200022021 is a deficient number, since it is larger than the sum of its proper divisors (5172976555515).

12210200022021 is a wasteful number, since it uses less digits than its factorization.

12210200022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115335432.

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

Adding to 12210200022021 its reverse (12022000201221), we get a palindrome (24232200223242).

The spelling of 12210200022021 in words is "twelve trillion, two hundred ten billion, two hundred million, twenty-two thousand, twenty-one".