121130122311 has 36 divisors (see below), whose sum is σ = 200679386544. Its totient is φ = 70220346240.

The previous prime is 121130122297. The next prime is 121130122369. The reversal of 121130122311 is 113221031121.

It is not a de Polignac number, because 121130122311 - 2⁶ = 121130122247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121130322311) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2393010 + ... + 2443103.

It is an arithmetic number, because the mean of its divisors is an integer number (5574427404).

Almost surely, 2^121130122311 is an apocalyptic number.

121130122311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121130122311 is a deficient number, since it is larger than the sum of its proper divisors (79549264233).

121130122311 is a wasteful number, since it uses less digits than its factorization.

121130122311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836164 (or 4836150 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 121130122311 its reverse (113221031121), we get a palindrome (234351153432).

The spelling of 121130122311 in words is "one hundred twenty-one billion, one hundred thirty million, one hundred twenty-two thousand, three hundred eleven".