21337576122 has 8 divisors (see below), whose sum is σ = 42675152256. Its totient is φ = 7112525372.

The previous prime is 21337576109. The next prime is 21337576159. The reversal of 21337576122 is 22167573312.

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

21337576122 is an admirable number.

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, 1778131338 + ... + 1778131349.

It is an arithmetic number, because the mean of its divisors is an integer number (5334394032).

Almost surely, 2^21337576122 is an apocalyptic number.

21337576122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21337576122 is a wasteful number, since it uses less digits than its factorization.

21337576122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556262692.

The product of its digits is 105840, while the sum is 39.

The spelling of 21337576122 in words is "twenty-one billion, three hundred thirty-seven million, five hundred seventy-six thousand, one hundred twenty-two".