2122021333123 has 4 divisors (see below), whose sum is σ = 2122182704448. Its totient is φ = 2121859961800.

The previous prime is 2122021333073. The next prime is 2122021333127. The reversal of 2122021333123 is 3213331202212.

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 2122021333123 - 2³³ = 2113431398531 is a prime.

It is a super-2 number, since 2×2122021333123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122021333127) 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, 80665936 + ... + 80692237.

It is an arithmetic number, because the mean of its divisors is an integer number (530545676112).

Almost surely, 2^{2122021333123} is an apocalyptic number.

2122021333123 is a deficient number, since it is larger than the sum of its proper divisors (161371325).

2122021333123 is a wasteful number, since it uses less digits than its factorization.

2122021333123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161371324.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2122021333123 its reverse (3213331202212), we get a palindrome (5335352535335).

The spelling of 2122021333123 in words is "two trillion, one hundred twenty-two billion, twenty-one million, three hundred thirty-three thousand, one hundred twenty-three".