2122022123 has 4 divisors (see below), whose sum is σ = 2285254608. Its totient is φ = 1958789640.

The previous prime is 2122022101. The next prime is 2122022131. The reversal of 2122022123 is 3212202212.

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 2122022123 - 2¹² = 2122018027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122022153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81616223 + ... + 81616248.

It is an arithmetic number, because the mean of its divisors is an integer number (571313652).

Almost surely, 2^2122022123 is an apocalyptic number.

2122022123 is a deficient number, since it is larger than the sum of its proper divisors (163232485).

2122022123 is a wasteful number, since it uses less digits than its factorization.

2122022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163232484.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2122022123 is about 46065.4113516856. The cubic root of 2122022123 is about 1285.0399686781.

Adding to 2122022123 its reverse (3212202212), we get a palindrome (5334224335).

It can be divided in two parts, 212202212 and 3, that multiplied together give a palindrome (636606636).

The spelling of 2122022123 in words is "two billion, one hundred twenty-two million, twenty-two thousand, one hundred twenty-three".