12011112201102 has 96 divisors (see below), whose sum is σ = 29769367017600. Its totient is φ = 3211957772352.

The previous prime is 12011112201091. The next prime is 12011112201119. The reversal of 12011112201102 is 20110221111021.

It is a happy number.

It is a super-2 number, since 2×12011112201102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12489477 + ... + 13416752.

It is an arithmetic number, because the mean of its divisors is an integer number (310097573100).

Almost surely, 2^{12011112201102} is an apocalyptic number.

12011112201102 is an abundant number, since it is smaller than the sum of its proper divisors (17758254816498).

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

12011112201102 is a wasteful number, since it uses less digits than its factorization.

12011112201102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25906350 (or 25906343 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12011112201102 its reverse (20110221111021), we get a palindrome (32121333312123).

The spelling of 12011112201102 in words is "twelve trillion, eleven billion, one hundred twelve million, two hundred one thousand, one hundred two".