2221000033289 has 2 divisors, whose sum is σ = 2221000033290. Its totient is φ = 2221000033288.

The previous prime is 2221000033169. The next prime is 2221000033309. The reversal of 2221000033289 is 9823300001222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2198562390025 + 22437643264 = 1482755^2 + 149792^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221000033289 - 2²⁴ = 2220983256073 is a prime.

It is a super-2 number, since 2×2221000033289² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2221000039289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110500016644 + 1110500016645.

It is an arithmetic number, because the mean of its divisors is an integer number (1110500016645).

Almost surely, 2^{2221000033289} is an apocalyptic number.

It is an amenable number.

2221000033289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221000033289 is an equidigital number, since it uses as much as digits as its factorization.

2221000033289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 2221000033289 in words is "two trillion, two hundred twenty-one billion, thirty-three thousand, two hundred eighty-nine".