20410011022123 has 4 divisors (see below), whose sum is σ = 20413709163360. Its totient is φ = 20406312880888.

The previous prime is 20410011022103. The next prime is 20410011022139. The reversal of 20410011022123 is 32122011001402.

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-20410011022123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20410011022123.

It is not an unprimeable number, because it can be changed into a prime (20410011022103) 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, 1849062340 + ... + 1849073377.

It is an arithmetic number, because the mean of its divisors is an integer number (5103427290840).

Almost surely, 2^{20410011022123} is an apocalyptic number.

20410011022123 is a deficient number, since it is larger than the sum of its proper divisors (3698141237).

20410011022123 is an equidigital number, since it uses as much as digits as its factorization.

20410011022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3698141236.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 20410011022123 its reverse (32122011001402), we get a palindrome (52532022023525).

The spelling of 20410011022123 in words is "twenty trillion, four hundred ten billion, eleven million, twenty-two thousand, one hundred twenty-three".