2022111421 has 16 divisors (see below), whose sum is σ = 2261495808. Its totient is φ = 1792148400.

The previous prime is 2022111407. The next prime is 2022111437. The reversal of 2022111421 is 1241112202.

It is a cyclic number.

It is not a de Polignac number, because 2022111421 - 2¹⁹ = 2021587133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022111395 and 2022111404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022111521) 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, 266340 + ... + 273826.

It is an arithmetic number, because the mean of its divisors is an integer number (141343488).

Almost surely, 2^2022111421 is an apocalyptic number.

It is an amenable number.

2022111421 is a deficient number, since it is larger than the sum of its proper divisors (239384387).

2022111421 is a wasteful number, since it uses less digits than its factorization.

2022111421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8112.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2022111421 is about 44967.8932239437. The cubic root of 2022111421 is about 1264.5471507325.

Adding to 2022111421 its reverse (1241112202), we get a palindrome (3263223623).

The spelling of 2022111421 in words is "two billion, twenty-two million, one hundred eleven thousand, four hundred twenty-one".