20112012100202 has 16 divisors (see below), whose sum is σ = 34846480858752. Its totient is φ = 8604069347520.

The previous prime is 20112012100199. The next prime is 20112012100231. The reversal of 20112012100202 is 20200121021102.

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, 26887716338 + ... + 26887717085.

It is an arithmetic number, because the mean of its divisors is an integer number (2177905053672).

Almost surely, 2^{20112012100202} is an apocalyptic number.

20112012100202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20112012100202 is a deficient number, since it is larger than the sum of its proper divisors (14734468758550).

20112012100202 is a wasteful number, since it uses less digits than its factorization.

20112012100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53775433453.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20112012100202 its reverse (20200121021102), we get a palindrome (40312133121304).

The spelling of 20112012100202 in words is "twenty trillion, one hundred twelve billion, twelve million, one hundred thousand, two hundred two".