89852550121 has 2 divisors, whose sum is σ = 89852550122. Its totient is φ = 89852550120.

The previous prime is 89852550103. The next prime is 89852550167. The reversal of 89852550121 is 12105525898.

It is an a-pointer prime, because the next prime (89852550167) can be obtained adding 89852550121 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50355360000 + 39497190121 = 224400^2 + 198739^2 .

It is a cyclic number.

It is not a de Polignac number, because 89852550121 - 2⁹ = 89852549609 is a prime.

It is a super-2 number, since 2×89852550121² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89852550181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44926275060 + 44926275061.

It is an arithmetic number, because the mean of its divisors is an integer number (44926275061).

Almost surely, 2^89852550121 is an apocalyptic number.

It is an amenable number.

89852550121 is a deficient number, since it is larger than the sum of its proper divisors (1).

89852550121 is an equidigital number, since it uses as much as digits as its factorization.

89852550121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288000, while the sum is 46.

The spelling of 89852550121 in words is "eighty-nine billion, eight hundred fifty-two million, five hundred fifty thousand, one hundred twenty-one".