121112320311099 has 96 divisors (see below), whose sum is σ = 200208142278144. Its totient is φ = 69890593443840.

The previous prime is 121112320311077. The next prime is 121112320311131. The reversal of 121112320311099 is 990113023211121.

121112320311099 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 12 + 320 + 311 + 0 + 9 + 9 = 666.

It is not a de Polignac number, because 121112320311099 - 2¹¹ = 121112320309051 is a prime.

It is a super-2 number, since 2×121112320311099² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121112320312099) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 620663382 + ... + 620858484.

It is an arithmetic number, because the mean of its divisors is an integer number (2085501482064).

Almost surely, 2^{121112320311099} is an apocalyptic number.

121112320311099 is a deficient number, since it is larger than the sum of its proper divisors (79095821967045).

121112320311099 is a wasteful number, since it uses less digits than its factorization.

121112320311099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196277 (or 196274 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 121112320311099 in words is "one hundred twenty-one trillion, one hundred twelve billion, three hundred twenty million, three hundred eleven thousand, ninety-nine".