21482516122 has 8 divisors (see below), whose sum is σ = 33334938900. Its totient is φ = 10370869824.

The previous prime is 21482516113. The next prime is 21482516131. The reversal of 21482516122 is 22161528412.

It is an interprime number because it is at equal distance from previous prime (21482516113) and next prime (21482516131).

It can be written as a sum of positive squares in 2 ways, for example, as 20309385121 + 1173131001 = 142511^2 + 34251^2 .

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

It is a super-2 number, since 2×21482516122² (a number of 21 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, 185194047 + ... + 185194162.

Almost surely, 2^21482516122 is an apocalyptic number.

21482516122 is a deficient number, since it is larger than the sum of its proper divisors (11852422778).

21482516122 is a wasteful number, since it uses less digits than its factorization.

21482516122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370388240.

The product of its digits is 15360, while the sum is 34.

The spelling of 21482516122 in words is "twenty-one billion, four hundred eighty-two million, five hundred sixteen thousand, one hundred twenty-two".