101220220111109 has 8 divisors (see below), whose sum is σ = 111494117122752. Its totient is φ = 91124999569440.

The previous prime is 101220220111103. The next prime is 101220220111139. The reversal of 101220220111109 is 901111022022101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101220220111109 - 2²⁰ = 101220219062533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220220111103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44669116304 + ... + 44669118569.

It is an arithmetic number, because the mean of its divisors is an integer number (13936764640344).

Almost surely, 2^{101220220111109} is an apocalyptic number.

It is an amenable number.

101220220111109 is a deficient number, since it is larger than the sum of its proper divisors (10273897011643).

101220220111109 is a wasteful number, since it uses less digits than its factorization.

101220220111109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89338234987.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 101220220111109 in words is "one hundred one trillion, two hundred twenty billion, two hundred twenty million, one hundred eleven thousand, one hundred nine".