12101222001011 has 8 divisors (see below), whose sum is σ = 14216820253104. Its totient is φ = 10154871609120.

The previous prime is 12101222001007. The next prime is 12101222001013. The reversal of 12101222001011 is 11010022210121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12101222001011 - 2² = 12101222001007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101222001013) by changing a digit.

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, 42311964896 + ... + 42311965181.

It is an arithmetic number, because the mean of its divisors is an integer number (1777102531638).

Almost surely, 2^{12101222001011} is an apocalyptic number.

12101222001011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12101222001011 is a deficient number, since it is larger than the sum of its proper divisors (2115598252093).

12101222001011 is a wasteful number, since it uses less digits than its factorization.

12101222001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84623930101.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12101222001011 its reverse (11010022210121), we get a palindrome (23111244211132).

It can be divided in two parts, 1210 and 1222001011, that added together give a palindrome (1222002221).

The spelling of 12101222001011 in words is "twelve trillion, one hundred one billion, two hundred twenty-two million, one thousand, eleven".