2233516081 has 2 divisors, whose sum is σ = 2233516082. Its totient is φ = 2233516080.

The previous prime is 2233516031. The next prime is 2233516097. The reversal of 2233516081 is 1806153322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1278706081 + 954810000 = 35759^2 + 30900^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233516081 - 2²³ = 2225127473 is a prime.

It is a super-2 number, since 2×2233516081² = 9977188168171197122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2233516001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116758040 + 1116758041.

It is an arithmetic number, because the mean of its divisors is an integer number (1116758041).

Almost surely, 2^2233516081 is an apocalyptic number.

It is an amenable number.

2233516081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233516081 is an equidigital number, since it uses as much as digits as its factorization.

2233516081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 2233516081 is about 47260.0897269567. The cubic root of 2233516081 is about 1307.1628439449.

It can be divided in two parts, 22335 and 16081, that added together give a 4-th power (38416 = 14⁴).

The spelling of 2233516081 in words is "two billion, two hundred thirty-three million, five hundred sixteen thousand, eighty-one".