122109267464 has 16 divisors (see below), whose sum is σ = 235142846700. Its totient is φ = 59404508352.

The previous prime is 122109267451. The next prime is 122109267473. The reversal of 122109267464 is 464762901221.

It can be written as a sum of positive squares in 2 ways, for example, as 87285975364 + 34823292100 = 295442^2 + 186610^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206265359 + ... + 206265950.

Almost surely, 2^122109267464 is an apocalyptic number.

It is an amenable number.

122109267464 is a deficient number, since it is larger than the sum of its proper divisors (113033579236).

122109267464 is a wasteful number, since it uses less digits than its factorization.

122109267464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412531352 (or 412531348 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 122109267464 in words is "one hundred twenty-two billion, one hundred nine million, two hundred sixty-seven thousand, four hundred sixty-four".