12101020011122 has 16 divisors (see below), whose sum is σ = 20748617577792. Its totient is φ = 5185148472240.

The previous prime is 12101020011109. The next prime is 12101020011127. The reversal of 12101020011122 is 22111002010121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 12101020011097 and 12101020011106.

It is not an unprimeable number, because it can be changed into a prime (12101020011127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83505113 + ... + 83649900.

It is an arithmetic number, because the mean of its divisors is an integer number (1296788598612).

Almost surely, 2^{12101020011122} is an apocalyptic number.

12101020011122 is a deficient number, since it is larger than the sum of its proper divisors (8647597566670).

12101020011122 is a wasteful number, since it uses less digits than its factorization.

12101020011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167160193.

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

Adding to 12101020011122 its reverse (22111002010121), we get a palindrome (34212022021243).

The spelling of 12101020011122 in words is "twelve trillion, one hundred one billion, twenty million, eleven thousand, one hundred twenty-two".