20140020311 has 16 divisors (see below), whose sum is σ = 22884595200. Its totient is φ = 17621116128.

The previous prime is 20140020281. The next prime is 20140020319. The reversal of 20140020311 is 11302004102.

It is a cyclic number.

It is not a de Polignac number, because 20140020311 - 2¹⁴ = 20140003927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140020319) 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, 781931 + ... + 807276.

It is an arithmetic number, because the mean of its divisors is an integer number (1430287200).

Almost surely, 2^20140020311 is an apocalyptic number.

20140020311 is a deficient number, since it is larger than the sum of its proper divisors (2744574889).

20140020311 is a wasteful number, since it uses less digits than its factorization.

20140020311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589278.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20140020311 its reverse (11302004102), we get a palindrome (31442024413).

The spelling of 20140020311 in words is "twenty billion, one hundred forty million, twenty thousand, three hundred eleven".