20341443011 has 8 divisors (see below), whose sum is σ = 21000190848. Its totient is φ = 19682856000.

The previous prime is 20341442999. The next prime is 20341443049. The reversal of 20341443011 is 11034414302.

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 20341443011 - 2²² = 20337248707 is a prime.

It is a super-2 number, since 2×20341443011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20341443071) 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, 250271 + ... + 321431.

It is an arithmetic number, because the mean of its divisors is an integer number (2625023856).

Almost surely, 2^20341443011 is an apocalyptic number.

20341443011 is a deficient number, since it is larger than the sum of its proper divisors (658747837).

20341443011 is an equidigital number, since it uses as much as digits as its factorization.

20341443011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80413.

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

Adding to 20341443011 its reverse (11034414302), we get a palindrome (31375857313).

The spelling of 20341443011 in words is "twenty billion, three hundred forty-one million, four hundred forty-three thousand, eleven".