221102101101009 has 32 divisors (see below), whose sum is σ = 296134978299264. Its totient is φ = 146736060825600.

The previous prime is 221102101100999. The next prime is 221102101101083. The reversal of 221102101101009 is 900101101201122.

221102101101009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 221102101101009 - 2²¹ = 221102099003857 is a prime.

It is a super-2 number, since 2×221102101101009² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221102101121009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9529840609 + ... + 9529863809.

It is an arithmetic number, because the mean of its divisors is an integer number (9254218071852).

Almost surely, 2^{221102101101009} is an apocalyptic number.

It is an amenable number.

221102101101009 is a deficient number, since it is larger than the sum of its proper divisors (75032877198255).

221102101101009 is a wasteful number, since it uses less digits than its factorization.

221102101101009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30657.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 221102101101009 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred one million, one hundred one thousand, nine".