20211104140043 has 8 divisors (see below), whose sum is σ = 20812999944528. Its totient is φ = 19612137269664.

The previous prime is 20211104140039. The next prime is 20211104140061. The reversal of 20211104140043 is 34004140111202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20211104140043 - 2² = 20211104140039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20211104100043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732219521 + ... + 732247122.

It is an arithmetic number, because the mean of its divisors is an integer number (2601624993066).

Almost surely, 2^{20211104140043} is an apocalyptic number.

20211104140043 is a deficient number, since it is larger than the sum of its proper divisors (601895804485).

20211104140043 is a wasteful number, since it uses less digits than its factorization.

20211104140043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464467053.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 20211104140043 its reverse (34004140111202), we get a palindrome (54215244251245).

The spelling of 20211104140043 in words is "twenty trillion, two hundred eleven billion, one hundred four million, one hundred forty thousand, forty-three".