4002122023 has 2 divisors, whose sum is σ = 4002122024. Its totient is φ = 4002122022.

The previous prime is 4002121999. The next prime is 4002122029. The reversal of 4002122023 is 3202212004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4002122023 - 2⁹ = 4002121511 is a prime.

It is a super-2 number, since 2×4002122023² = 32033961373963225058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4002121988 and 4002122006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4002122029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001061011 + 2001061012.

It is an arithmetic number, because the mean of its divisors is an integer number (2001061012).

Almost surely, 2^4002122023 is an apocalyptic number.

4002122023 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002122023 is an equidigital number, since it uses as much as digits as its factorization.

4002122023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 4002122023 is about 63262.3270438260. The cubic root of 4002122023 is about 1587.6817108055.

Adding to 4002122023 its reverse (3202212004), we get a palindrome (7204334027).

It can be divided in two parts, 4002 and 122023, that added together give a square (126025 = 355²).

The spelling of 4002122023 in words is "four billion, two million, one hundred twenty-two thousand, twenty-three".