89223656201 has 2 divisors, whose sum is σ = 89223656202. Its totient is φ = 89223656200.

The previous prime is 89223656129. The next prime is 89223656209. The reversal of 89223656201 is 10265632298.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81818881600 + 7404774601 = 286040^2 + 86051^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89223656201 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (89223656209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44611828100 + 44611828101.

It is an arithmetic number, because the mean of its divisors is an integer number (44611828101).

Almost surely, 2^89223656201 is an apocalyptic number.

It is an amenable number.

89223656201 is a deficient number, since it is larger than the sum of its proper divisors (1).

89223656201 is an equidigital number, since it uses as much as digits as its factorization.

89223656201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 89223656201 in words is "eighty-nine billion, two hundred twenty-three million, six hundred fifty-six thousand, two hundred one".