2002220111091 has 8 divisors (see below), whose sum is σ = 2679551079120. Its totient is φ = 1329851275232.

The previous prime is 2002220111083. The next prime is 2002220111119. The reversal of 2002220111091 is 1901110222002.

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 2002220111091 - 2³ = 2002220111083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002220110091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1240532100 + ... + 1240533713.

It is an arithmetic number, because the mean of its divisors is an integer number (334943884890).

Almost surely, 2^{2002220111091} is an apocalyptic number.

2002220111091 is a deficient number, since it is larger than the sum of its proper divisors (677330968029).

2002220111091 is a wasteful number, since it uses less digits than its factorization.

2002220111091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481066085.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 2002220111091 its reverse (1901110222002), we get a palindrome (3903330333093).

The spelling of 2002220111091 in words is "two trillion, two billion, two hundred twenty million, one hundred eleven thousand, ninety-one".