20340201111 has 8 divisors (see below), whose sum is σ = 27124179840. Its totient is φ = 13558178232.

The previous prime is 20340201109. The next prime is 20340201113. The reversal of 20340201111 is 11110204302.

It is an interprime number because it is at equal distance from previous prime (20340201109) and next prime (20340201113).

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

It is not a de Polignac number, because 20340201111 - 2¹ = 20340201109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20340201113) 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, 464521 + ... + 506418.

It is an arithmetic number, because the mean of its divisors is an integer number (3390522480).

Almost surely, 2^20340201111 is an apocalyptic number.

20340201111 is a deficient number, since it is larger than the sum of its proper divisors (6783978729).

20340201111 is an equidigital number, since it uses as much as digits as its factorization.

20340201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977925.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20340201111 its reverse (11110204302), we get a palindrome (31450405413).

The spelling of 20340201111 in words is "twenty billion, three hundred forty million, two hundred one thousand, one hundred eleven".