1133130121209 has 16 divisors (see below), whose sum is σ = 1678933968000. Its totient is φ = 755319876048.

The previous prime is 1133130121183. The next prime is 1133130121229. The reversal of 1133130121209 is 9021210313311.

1133130121209 is a `hidden beast` number, since 1 + 1 + 331 + 3 + 0 + 121 + 209 = 666.

It is not a de Polignac number, because 1133130121209 - 2²¹ = 1133128024057 is a prime.

It is a super-2 number, since 2×1133130121209² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1133130121229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2575869 + ... + 2983514.

It is an arithmetic number, because the mean of its divisors is an integer number (104933373000).

Almost surely, 2^{1133130121209} is an apocalyptic number.

It is an amenable number.

1133130121209 is a deficient number, since it is larger than the sum of its proper divisors (545803846791).

1133130121209 is an equidigital number, since it uses as much as digits as its factorization.

1133130121209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566941 (or 5566935 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The spelling of 1133130121209 in words is "one trillion, one hundred thirty-three billion, one hundred thirty million, one hundred twenty-one thousand, two hundred nine".