2021140122223 has 2 divisors, whose sum is σ = 2021140122224. Its totient is φ = 2021140122222.

The previous prime is 2021140122193. The next prime is 2021140122283. The reversal of 2021140122223 is 3222210411202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2021140122223 - 2³³ = 2012550187631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2021140122194 and 2021140122203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021140122283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010570061111 + 1010570061112.

It is an arithmetic number, because the mean of its divisors is an integer number (1010570061112).

Almost surely, 2^{2021140122223} is an apocalyptic number.

2021140122223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021140122223 is an equidigital number, since it uses as much as digits as its factorization.

2021140122223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2021140122223 its reverse (3222210411202), we get a palindrome (5243350533425).

The spelling of 2021140122223 in words is "two trillion, twenty-one billion, one hundred forty million, one hundred twenty-two thousand, two hundred twenty-three".