12011112212202 has 48 divisors (see below), whose sum is σ = 26128785900672. Its totient is φ = 3987596184000.

The previous prime is 12011112212167. The next prime is 12011112212219. The reversal of 12011112212202 is 20221221111021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196850383 + ... + 196911389.

It is an arithmetic number, because the mean of its divisors is an integer number (544349706264).

Almost surely, 2^{12011112212202} is an apocalyptic number.

12011112212202 is an abundant number, since it is smaller than the sum of its proper divisors (14117673688470).

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

12011112212202 is a wasteful number, since it uses less digits than its factorization.

12011112212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104843 (or 104840 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 12011112212202 its reverse (20221221111021), we get a palindrome (32232333323223).

The spelling of 12011112212202 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred twelve thousand, two hundred two".