21880609825106 has 8 divisors (see below), whose sum is σ = 32820934612464. Its totient is φ = 10940298287620.

The previous prime is 21880609825051. The next prime is 21880609825111. The reversal of 21880609825106 is 60152890608812.

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

It is a super-2 number, since 2×21880609825106² (a number of 27 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, 4520561 + ... + 8012283.

It is an arithmetic number, because the mean of its divisors is an integer number (4102616826558).

Almost surely, 2^{21880609825106} is an apocalyptic number.

21880609825106 is a deficient number, since it is larger than the sum of its proper divisors (10940324787358).

21880609825106 is a wasteful number, since it uses less digits than its factorization.

21880609825106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6624936.

The product of its (nonzero) digits is 3317760, while the sum is 56.

The spelling of 21880609825106 in words is "twenty-one trillion, eight hundred eighty billion, six hundred nine million, eight hundred twenty-five thousand, one hundred six".