20033321211112 has 32 divisors (see below), whose sum is σ = 40983439975200. Its totient is φ = 9104679086400.

The previous prime is 20033321211103. The next prime is 20033321211133. The reversal of 20033321211112 is 21111212333002.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 16614339 + ... + 17779282.

It is an arithmetic number, because the mean of its divisors is an integer number (1280732499225).

Almost surely, 2^{20033321211112} is an apocalyptic number.

20033321211112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20033321211112 is an abundant number, since it is smaller than the sum of its proper divisors (20950118764088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20033321211112 is a wasteful number, since it uses less digits than its factorization.

20033321211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34400257 (or 34400253 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 20033321211112 its reverse (21111212333002), we get a palindrome (41144533544114).

The spelling of 20033321211112 in words is "twenty trillion, thirty-three billion, three hundred twenty-one million, two hundred eleven thousand, one hundred twelve".