221102101010 has 16 divisors (see below), whose sum is σ = 454838607936. Its totient is φ = 75806434608.

The previous prime is 221102101001. The next prime is 221102101037. The reversal of 221102101010 is 10101201122.

221102101010 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 2×221102101010² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221102100982 and 221102101000.

It is an unprimeable number.

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, 1579300652 + ... + 1579300791.

It is an arithmetic number, because the mean of its divisors is an integer number (28427412996).

Almost surely, 2^221102101010 is an apocalyptic number.

221102101010 is an abundant number, since it is smaller than the sum of its proper divisors (233736506926).

221102101010 is a wasteful number, since it uses less digits than its factorization.

221102101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158601457.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 221102101010 its reverse (10101201122), we get a palindrome (231203302132).

The spelling of 221102101010 in words is "two hundred twenty-one billion, one hundred two million, one hundred one thousand, ten".