22010020123 has 8 divisors (see below), whose sum is σ = 27089255648. Its totient is φ = 17414521344.

The previous prime is 22010020117. The next prime is 22010020129. The reversal of 22010020123 is 32102001022.

It is an interprime number because it is at equal distance from previous prime (22010020117) and next prime (22010020129).

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

It is a cyclic number.

It is not a de Polignac number, because 22010020123 - 2²¹ = 22007922971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (22010020129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120934086 + ... + 120934267.

It is an arithmetic number, because the mean of its divisors is an integer number (3386156956).

Almost surely, 2^22010020123 is an apocalyptic number.

22010020123 is a deficient number, since it is larger than the sum of its proper divisors (5079235525).

22010020123 is a wasteful number, since it uses less digits than its factorization.

22010020123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241868373.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 22010020123 its reverse (32102001022), we get a palindrome (54112021145).

The spelling of 22010020123 in words is "twenty-two billion, ten million, twenty thousand, one hundred twenty-three".