121133411311 has 64 divisors (see below), whose sum is σ = 150871818240. Its totient is φ = 95876605440.

The previous prime is 121133411309. The next prime is 121133411351. The reversal of 121133411311 is 113114331121.

It is not a de Polignac number, because 121133411311 - 2¹ = 121133411309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121133411351) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19045950 + ... + 19052308.

It is an arithmetic number, because the mean of its divisors is an integer number (2357372160).

Almost surely, 2^121133411311 is an apocalyptic number.

121133411311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121133411311 is a deficient number, since it is larger than the sum of its proper divisors (29738406929).

121133411311 is a wasteful number, since it uses less digits than its factorization.

121133411311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556.

The product of its digits is 216, while the sum is 22.

Adding to 121133411311 its reverse (113114331121), we get a palindrome (234247742432).

The spelling of 121133411311 in words is "one hundred twenty-one billion, one hundred thirty-three million, four hundred eleven thousand, three hundred eleven".