20112200133330 has 64 divisors (see below), whose sum is σ = 48449870726400. Its totient is φ = 5343212335104.

The previous prime is 20112200133301. The next prime is 20112200133367. The reversal of 20112200133330 is 3333100221102.

It is a junction number, because it is equal to n+sod(n) for n = 20112200133297 and 20112200133306.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12345771 + ... + 13879569.

It is an arithmetic number, because the mean of its divisors is an integer number (757029230100).

Almost surely, 2^{20112200133330} is an apocalyptic number.

20112200133330 is an abundant number, since it is smaller than the sum of its proper divisors (28337670593070).

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

20112200133330 is a wasteful number, since it uses less digits than its factorization.

20112200133330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1535443.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20112200133330 its reverse (3333100221102), we get a palindrome (23445300354432).

The spelling of 20112200133330 in words is "twenty trillion, one hundred twelve billion, two hundred million, one hundred thirty-three thousand, three hundred thirty".