21622060107012 has 24 divisors (see below), whose sum is σ = 50469257051136. Its totient is φ = 7204812873568.

The previous prime is 21622060106981. The next prime is 21622060107017. The reversal of 21622060107012 is 21070106022612.

It is not an unprimeable number, because it can be changed into a prime (21622060107017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317526468 + ... + 317594555.

It is an arithmetic number, because the mean of its divisors is an integer number (2102885710464).

Almost surely, 2^{21622060107012} is an apocalyptic number.

It is an amenable number.

21622060107012 is an abundant number, since it is smaller than the sum of its proper divisors (28847196944124).

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

21622060107012 is a wasteful number, since it uses less digits than its factorization.

21622060107012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635123867 (or 635123865 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

Adding to 21622060107012 its reverse (21070106022612), we get a palindrome (42692166129624).

The spelling of 21622060107012 in words is "twenty-one trillion, six hundred twenty-two billion, sixty million, one hundred seven thousand, twelve".