20044350401111 has 16 divisors (see below), whose sum is σ = 20434163349600. Its totient is φ = 19654970724480.

The previous prime is 20044350401107. The next prime is 20044350401189. The reversal of 20044350401111 is 11110405344002.

It is a cyclic number.

It is not a de Polignac number, because 20044350401111 - 2² = 20044350401107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044350401011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1120350476 + ... + 1120368366.

It is an arithmetic number, because the mean of its divisors is an integer number (1277135209350).

Almost surely, 2^{20044350401111} is an apocalyptic number.

20044350401111 is a deficient number, since it is larger than the sum of its proper divisors (389812948489).

20044350401111 is a wasteful number, since it uses less digits than its factorization.

20044350401111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28786.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 20044350401111 its reverse (11110405344002), we get a palindrome (31154755745113).

The spelling of 20044350401111 in words is "twenty trillion, forty-four billion, three hundred fifty million, four hundred one thousand, one hundred eleven".