22125120202123 has 4 divisors (see below), whose sum is σ = 22723096423840. Its totient is φ = 21527143980408.

The previous prime is 22125120202111. The next prime is 22125120202139. The reversal of 22125120202123 is 32120202152122.

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 22125120202123 - 2¹³ = 22125120193931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22125120202723) 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, 298988110803 + ... + 298988110876.

It is an arithmetic number, because the mean of its divisors is an integer number (5680774105960).

Almost surely, 2^{22125120202123} is an apocalyptic number.

22125120202123 is a deficient number, since it is larger than the sum of its proper divisors (597976221717).

22125120202123 is an equidigital number, since it uses as much as digits as its factorization.

22125120202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597976221716.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 22125120202123 its reverse (32120202152122), we get a palindrome (54245322354245).

The spelling of 22125120202123 in words is "twenty-two trillion, one hundred twenty-five billion, one hundred twenty million, two hundred two thousand, one hundred twenty-three".