20112200100210 has 48 divisors (see below), whose sum is σ = 51275671419456. Its totient is φ = 5047767866112.

The previous prime is 20112200100079. The next prime is 20112200100211. The reversal of 20112200100210 is 1200100221102.

It is not an unprimeable number, because it can be changed into a prime (20112200100211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1159864462 + ... + 1159881801.

It is an arithmetic number, because the mean of its divisors is an integer number (1068243154572).

Almost surely, 2^{20112200100210} is an apocalyptic number.

20112200100210 is an abundant number, since it is smaller than the sum of its proper divisors (31163471319246).

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

20112200100210 is a wasteful number, since it uses less digits than its factorization.

20112200100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319746307 (or 2319746290 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20112200100210 its reverse (1200100221102), we get a palindrome (21312300321312).

The spelling of 20112200100210 in words is "twenty trillion, one hundred twelve billion, two hundred million, one hundred thousand, two hundred ten".