20133331112 has 32 divisors (see below), whose sum is σ = 38142165600. Its totient is φ = 9962184000.

The previous prime is 20133331103. The next prime is 20133331117. The reversal of 20133331112 is 21113333102.

It is not an unprimeable number, because it can be changed into a prime (20133331117) 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, 2143787 + ... + 2153157.

It is an arithmetic number, because the mean of its divisors is an integer number (1191942675).

Almost surely, 2^20133331112 is an apocalyptic number.

It is an amenable number.

20133331112 is a deficient number, since it is larger than the sum of its proper divisors (18008834488).

20133331112 is a wasteful number, since it uses less digits than its factorization.

20133331112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12137 (or 12133 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 20133331112 its reverse (21113333102), we get a palindrome (41246664214).

The spelling of 20133331112 in words is "twenty billion, one hundred thirty-three million, three hundred thirty-one thousand, one hundred twelve".