12101121010202 has 16 divisors (see below), whose sum is σ = 20749930393920. Its totient is φ = 5184906838848.

The previous prime is 12101121010189. The next prime is 12101121010291. The reversal of 12101121010202 is 20201012110121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107264927 + ... + 107377682.

It is an arithmetic number, because the mean of its divisors is an integer number (1296870649620).

Almost surely, 2^{12101121010202} is an apocalyptic number.

12101121010202 is a deficient number, since it is larger than the sum of its proper divisors (8648809383718).

12101121010202 is a wasteful number, since it uses less digits than its factorization.

12101121010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214646645.

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

Adding to 12101121010202 its reverse (20201012110121), we get a palindrome (32302133120323).

The spelling of 12101121010202 in words is "twelve trillion, one hundred one billion, one hundred twenty-one million, ten thousand, two hundred two".