121300011113211 has 32 divisors (see below), whose sum is σ = 205377970283520. Its totient is φ = 69313519158912.

The previous prime is 121300011113143. The next prime is 121300011113213. The reversal of 121300011113211 is 112311110003121.

121300011113211 is a `hidden beast` number, since 1 + 21 + 300 + 0 + 11 + 11 + 321 + 1 = 666.

It is not a de Polignac number, because 121300011113211 - 2¹⁹ = 121300010588923 is a prime.

It is a super-2 number, since 2×121300011113211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121300011113213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13634586 + ... + 20700288.

It is an arithmetic number, because the mean of its divisors is an integer number (6418061571360).

Almost surely, 2^{121300011113211} is an apocalyptic number.

121300011113211 is a deficient number, since it is larger than the sum of its proper divisors (84077959170309).

121300011113211 is an equidigital number, since it uses as much as digits as its factorization.

121300011113211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156552 (or 7156546 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 121300011113211 its reverse (112311110003121), we get a palindrome (233611121116332).

The spelling of 121300011113211 in words is "one hundred twenty-one trillion, three hundred billion, eleven million, one hundred thirteen thousand, two hundred eleven".