122267010889 has 3 divisors (see below), whose sum is σ = 122267360557. Its totient is φ = 122266661222.

The previous prime is 122267010881. The next prime is 122267010913. The reversal of 122267010889 is 988010762221.

The square root of 122267010889 is 349667.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 122267010889 - 2³ = 122267010881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122267010881) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 174834 + ... + 524500.

Almost surely, 2^122267010889 is an apocalyptic number.

122267010889 is the 349667-th square number.

122267010889 is the 174834-th centered octagonal number.

It is an amenable number.

122267010889 is a deficient number, since it is larger than the sum of its proper divisors (349668).

122267010889 is an frugal number, since it uses more digits than its factorization.

122267010889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699334 (or 349667 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The spelling of 122267010889 in words is "one hundred twenty-two billion, two hundred sixty-seven million, ten thousand, eight hundred eighty-nine".