12121141211135 has 16 divisors (see below), whose sum is σ = 15867771041952. Its totient is φ = 8815322496000.

The previous prime is 12121141211117. The next prime is 12121141211161. The reversal of 12121141211135 is 53111214112121.

It is a happy number.

It is not a de Polignac number, because 12121141211135 - 2⁶ = 12121141211071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10183127 + ... + 11310983.

It is an arithmetic number, because the mean of its divisors is an integer number (991735690122).

Almost surely, 2^{12121141211135} is an apocalyptic number.

12121141211135 is a deficient number, since it is larger than the sum of its proper divisors (3746629830817).

12121141211135 is a wasteful number, since it uses less digits than its factorization.

12121141211135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323274.

The product of its digits is 480, while the sum is 26.

Adding to 12121141211135 its reverse (53111214112121), we get a palindrome (65232355323256).

The spelling of 12121141211135 in words is "twelve trillion, one hundred twenty-one billion, one hundred forty-one million, two hundred eleven thousand, one hundred thirty-five".