2021000201222 has 4 divisors (see below), whose sum is σ = 3031500301836. Its totient is φ = 1010500100610.

The previous prime is 2021000201189. The next prime is 2021000201251. The reversal of 2021000201222 is 2221020001202.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2021000201197 and 2021000201206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505250050304 + ... + 505250050307.

It is an arithmetic number, because the mean of its divisors is an integer number (757875075459).

Almost surely, 2^{2021000201222} is an apocalyptic number.

2021000201222 is a deficient number, since it is larger than the sum of its proper divisors (1010500100614).

2021000201222 is a wasteful number, since it uses less digits than its factorization.

2021000201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010500100613.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2021000201222 its reverse (2221020001202), we get a palindrome (4242020202424).

It can be divided in two parts, 2021000 and 201222, that added together give a palindrome (2222222).

The spelling of 2021000201222 in words is "two trillion, twenty-one billion, two hundred one thousand, two hundred twenty-two".