20011320014 has 24 divisors (see below), whose sum is σ = 34938918360. Its totient is φ = 8571071376.

The previous prime is 20011319987. The next prime is 20011320029. The reversal of 20011320014 is 41002311002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102389 + ... + 224735.

It is an arithmetic number, because the mean of its divisors is an integer number (1455788265).

Almost surely, 2^20011320014 is an apocalyptic number.

20011320014 is a deficient number, since it is larger than the sum of its proper divisors (14927598346).

20011320014 is a wasteful number, since it uses less digits than its factorization.

20011320014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124032 (or 124025 counting only the distinct ones).

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

Adding to 20011320014 its reverse (41002311002), we get a palindrome (61013631016).

The spelling of 20011320014 in words is "twenty billion, eleven million, three hundred twenty thousand, fourteen".