2021123443222 has 32 divisors (see below), whose sum is σ = 3407801160960. Its totient is φ = 892017735840.

The previous prime is 2021123443193. The next prime is 2021123443307. The reversal of 2021123443222 is 2223443211202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1662229 + ... + 2608687.

It is an arithmetic number, because the mean of its divisors is an integer number (106493786280).

Almost surely, 2^{2021123443222} is an apocalyptic number.

2021123443222 is a deficient number, since it is larger than the sum of its proper divisors (1386677717738).

2021123443222 is a wasteful number, since it uses less digits than its factorization.

2021123443222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950068.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2021123443222 its reverse (2223443211202), we get a palindrome (4244566654424).

The spelling of 2021123443222 in words is "two trillion, twenty-one billion, one hundred twenty-three million, four hundred forty-three thousand, two hundred twenty-two".