22121948283 has 4 divisors (see below), whose sum is σ = 29495931048. Its totient is φ = 14747965520.

The previous prime is 22121948281. The next prime is 22121948323. The reversal of 22121948283 is 38284912122.

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

It is a cyclic number.

It is not a de Polignac number, because 22121948283 - 2¹ = 22121948281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121948281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3686991378 + ... + 3686991383.

It is an arithmetic number, because the mean of its divisors is an integer number (7373982762).

Almost surely, 2^22121948283 is an apocalyptic number.

22121948283 is a deficient number, since it is larger than the sum of its proper divisors (7373982765).

22121948283 is an equidigital number, since it uses as much as digits as its factorization.

22121948283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7373982764.

The product of its digits is 110592, while the sum is 42.

The spelling of 22121948283 in words is "twenty-two billion, one hundred twenty-one million, nine hundred forty-eight thousand, two hundred eighty-three".