12011121012104 has 32 divisors (see below), whose sum is σ = 22656186060480. Its totient is φ = 5969472917184.

The previous prime is 12011121012097. The next prime is 12011121012197. The reversal of 12011121012104 is 40121012111021.

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 7 ways as a sum of consecutive naturals, for example, 119170259 + ... + 119271005.

It is an arithmetic number, because the mean of its divisors is an integer number (708005814390).

Almost surely, 2^{12011121012104} is an apocalyptic number.

It is an amenable number.

12011121012104 is a deficient number, since it is larger than the sum of its proper divisors (10645065048376).

12011121012104 is a wasteful number, since it uses less digits than its factorization.

12011121012104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190157 (or 190153 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12011121012104 its reverse (40121012111021), we get a palindrome (52132133123125).

The spelling of 12011121012104 in words is "twelve trillion, eleven billion, one hundred twenty-one million, twelve thousand, one hundred four".