221102101222010 has 16 divisors (see below), whose sum is σ = 398033462007072. Its totient is φ = 88429800531600.

The previous prime is 221102101222003. The next prime is 221102101222021. The reversal of 221102101222010 is 10222101201122.

221102101222010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221102101222010² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 221102101222010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379910536 + ... + 1380070755.

It is an arithmetic number, because the mean of its divisors is an integer number (24877091375442).

Almost surely, 2^{221102101222010} is an apocalyptic number.

221102101222010 is a deficient number, since it is larger than the sum of its proper divisors (176931360785062).

221102101222010 is a wasteful number, since it uses less digits than its factorization.

221102101222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759989309.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221102101222010 its reverse (10222101201122), we get a palindrome (231324202423132).

The spelling of 221102101222010 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred one million, two hundred twenty-two thousand, ten".