2021200120222 has 16 divisors (see below), whose sum is σ = 3053181340800. Its totient is φ = 1003477600288.

The previous prime is 2021200120211. The next prime is 2021200120241. The reversal of 2021200120222 is 2220210021202.

It is a junction number, because it is equal to n+sod(n) for n = 2021200120196 and 2021200120205.

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, 265678 + ... + 2028049.

It is an arithmetic number, because the mean of its divisors is an integer number (190823833800).

Almost surely, 2^{2021200120222} is an apocalyptic number.

2021200120222 is a deficient number, since it is larger than the sum of its proper divisors (1031981220578).

2021200120222 is a wasteful number, since it uses less digits than its factorization.

2021200120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2296835.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021200120222 its reverse (2220210021202), we get a palindrome (4241410141424).

The spelling of 2021200120222 in words is "two trillion, twenty-one billion, two hundred million, one hundred twenty thousand, two hundred twenty-two".