2124221023 has 8 divisors (see below), whose sum is σ = 2183159888. Its totient is φ = 2065362624.

The previous prime is 2124220979. The next prime is 2124221041. The reversal of 2124221023 is 3201224212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2124221023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124221083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35515 + ... + 74227.

It is an arithmetic number, because the mean of its divisors is an integer number (272894986).

Almost surely, 2^2124221023 is an apocalyptic number.

2124221023 is a deficient number, since it is larger than the sum of its proper divisors (58938865).

2124221023 is a wasteful number, since it uses less digits than its factorization.

2124221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40233.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2124221023 is about 46089.2723201397. The cubic root of 2124221023 is about 1285.4836805042.

Adding to 2124221023 its reverse (3201224212), we get a palindrome (5325445235).

The spelling of 2124221023 in words is "two billion, one hundred twenty-four million, two hundred twenty-one thousand, twenty-three".