2002011233209 has 16 divisors (see below), whose sum is σ = 2196778186512. Its totient is φ = 1813070757888.

The previous prime is 2002011233207. The next prime is 2002011233227. The reversal of 2002011233209 is 9023321102002.

It can be written as a sum of positive squares in 8 ways, for example, as 838557769984 + 1163453463225 = 915728^2 + 1078635^2 .

It is not a de Polignac number, because 2002011233209 - 2¹ = 2002011233207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002011233207) 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, 26072697 + ... + 26149369.

It is an arithmetic number, because the mean of its divisors is an integer number (137298636657).

Almost surely, 2^{2002011233209} is an apocalyptic number.

It is an amenable number.

2002011233209 is a deficient number, since it is larger than the sum of its proper divisors (194766953303).

2002011233209 is a wasteful number, since it uses less digits than its factorization.

2002011233209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114636.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 2002011233209 in words is "two trillion, two billion, eleven million, two hundred thirty-three thousand, two hundred nine".