20110044623 has 2 divisors, whose sum is σ = 20110044624. Its totient is φ = 20110044622.

The previous prime is 20110044601. The next prime is 20110044637. The reversal of 20110044623 is 32644001102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20110044623 - 2¹⁸ = 20109782479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110044683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055022311 + 10055022312.

It is an arithmetic number, because the mean of its divisors is an integer number (10055022312).

Almost surely, 2^20110044623 is an apocalyptic number.

20110044623 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110044623 is an equidigital number, since it uses as much as digits as its factorization.

20110044623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20110044623 its reverse (32644001102), we get a palindrome (52754045725).

The spelling of 20110044623 in words is "twenty billion, one hundred ten million, forty-four thousand, six hundred twenty-three".