10023222121123 has 4 divisors (see below), whose sum is σ = 10193107241880. Its totient is φ = 9853337000368.

The previous prime is 10023222121117. The next prime is 10023222121127. The reversal of 10023222121123 is 32112122232001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10023222121123 is a prime.

It is a super-2 number, since 2×10023222121123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10023222121094 and 10023222121103.

It is not an unprimeable number, because it can be changed into a prime (10023222121127) 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, 84942560290 + ... + 84942560407.

It is an arithmetic number, because the mean of its divisors is an integer number (2548276810470).

Almost surely, 2^{10023222121123} is an apocalyptic number.

10023222121123 is a deficient number, since it is larger than the sum of its proper divisors (169885120757).

10023222121123 is an equidigital number, since it uses as much as digits as its factorization.

10023222121123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169885120756.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 10023222121123 its reverse (32112122232001), we get a palindrome (42135344353124).

The spelling of 10023222121123 in words is "ten trillion, twenty-three billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-three".