102449859122 has 8 divisors (see below), whose sum is σ = 165495926316. Its totient is φ = 47284550352.

The previous prime is 102449859119. The next prime is 102449859137. The reversal of 102449859122 is 221958944201.

It can be written as a sum of positive squares in 2 ways, for example, as 90818452321 + 11631406801 = 301361^2 + 107849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×102449859122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970189573 + ... + 1970189624.

Almost surely, 2^102449859122 is an apocalyptic number.

102449859122 is a deficient number, since it is larger than the sum of its proper divisors (63046067194).

102449859122 is a wasteful number, since it uses less digits than its factorization.

102449859122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3940379212.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 102449859122 in words is "one hundred two billion, four hundred forty-nine million, eight hundred fifty-nine thousand, one hundred twenty-two".