20144011401111 has 16 divisors (see below), whose sum is σ = 30182331465216. Its totient is φ = 11857344503136.

The previous prime is 20144011401097. The next prime is 20144011401119. The reversal of 20144011401111 is 11110411044102.

It is not a de Polignac number, because 20144011401111 - 2⁶ = 20144011401047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20144011401119) 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, 11228545035 + ... + 11228546828.

It is an arithmetic number, because the mean of its divisors is an integer number (1886395716576).

Almost surely, 2^{20144011401111} is an apocalyptic number.

20144011401111 is a deficient number, since it is larger than the sum of its proper divisors (10038320064105).

20144011401111 is a wasteful number, since it uses less digits than its factorization.

20144011401111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22457091902.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 20144011401111 its reverse (11110411044102), we get a palindrome (31254422445213).

The spelling of 20144011401111 in words is "twenty trillion, one hundred forty-four billion, eleven million, four hundred one thousand, one hundred eleven".