20110011331012 has 24 divisors (see below), whose sum is σ = 35462733959520. Its totient is φ = 9977856843840.

The previous prime is 20110011330989. The next prime is 20110011331087. The reversal of 20110011331012 is 21013311001102.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5443414 + ... + 8357677.

It is an arithmetic number, because the mean of its divisors is an integer number (1477613914980).

Almost surely, 2^{20110011331012} is an apocalyptic number.

It is an amenable number.

20110011331012 is a deficient number, since it is larger than the sum of its proper divisors (15352722628508).

20110011331012 is a wasteful number, since it uses less digits than its factorization.

20110011331012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13803891 (or 13803889 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 20110011331012 its reverse (21013311001102), we get a palindrome (41123322332114).

The spelling of 20110011331012 in words is "twenty trillion, one hundred ten billion, eleven million, three hundred thirty-one thousand, twelve".