2118245229 has 32 divisors (see below), whose sum is σ = 3332630400. Its totient is φ = 1325963520.

The previous prime is 2118245183. The next prime is 2118245243. The reversal of 2118245229 is 9225428112.

2118245229 is a `hidden beast` number, since 2 + 1 + 182 + 452 + 29 = 666.

It is not a de Polignac number, because 2118245229 - 2¹⁷ = 2118114157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2118245193 and 2118245202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2118245029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39699 + ... + 76239.

It is an arithmetic number, because the mean of its divisors is an integer number (104144700).

Almost surely, 2^2118245229 is an apocalyptic number.

It is an amenable number.

2118245229 is a deficient number, since it is larger than the sum of its proper divisors (1214385171).

2118245229 is a wasteful number, since it uses less digits than its factorization.

2118245229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36682 (or 36676 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 2118245229 is about 46024.3981926978. The cubic root of 2118245229 is about 1284.2771205073.

The spelling of 2118245229 in words is "two billion, one hundred eighteen million, two hundred forty-five thousand, two hundred twenty-nine".