20111232014 has 16 divisors (see below), whose sum is σ = 31363866576. Its totient is φ = 9663931200.

The previous prime is 20111231977. The next prime is 20111232023. The reversal of 20111232014 is 41023211102.

It is a junction number, because it is equal to n+sod(n) for n = 20111231983 and 20111232001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824797 + ... + 1835784.

It is an arithmetic number, because the mean of its divisors is an integer number (1960241661).

Almost surely, 2^20111232014 is an apocalyptic number.

20111232014 is a deficient number, since it is larger than the sum of its proper divisors (11252634562).

20111232014 is a wasteful number, since it uses less digits than its factorization.

20111232014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660691.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 20111232014 its reverse (41023211102), we get a palindrome (61134443116).

The spelling of 20111232014 in words is "twenty billion, one hundred eleven million, two hundred thirty-two thousand, fourteen".