2203009161 has 16 divisors (see below), whose sum is σ = 3082790016. Its totient is φ = 1396689536.

The previous prime is 2203009139. The next prime is 2203009177. The reversal of 2203009161 is 1619003022.

It is not a de Polignac number, because 2203009161 - 2⁵ = 2203009129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2203007161) 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, 80340 + ... + 104213.

It is an arithmetic number, because the mean of its divisors is an integer number (192674376).

Almost surely, 2^2203009161 is an apocalyptic number.

It is an amenable number.

2203009161 is a deficient number, since it is larger than the sum of its proper divisors (879780855).

2203009161 is a wasteful number, since it uses less digits than its factorization.

2203009161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184752.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2203009161 is about 46936.2244007760. The cubic root of 2203009161 is about 1301.1841598865.

The spelling of 2203009161 in words is "two billion, two hundred three million, nine thousand, one hundred sixty-one".