220011102 has 24 divisors (see below), whose sum is σ = 489575736. Its totient is φ = 71354736.

The previous prime is 220011097. The next prime is 220011107. The reversal of 220011102 is 201110022.

It is an interprime number because it is at equal distance from previous prime (220011097) and next prime (220011107).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220011107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164508 + ... + 165839.

It is an arithmetic number, because the mean of its divisors is an integer number (20398989).

Almost surely, 2^220011102 is an apocalyptic number.

220011102 is an abundant number, since it is smaller than the sum of its proper divisors (269564634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220011102 is a wasteful number, since it uses less digits than its factorization.

220011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330392 (or 330389 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 220011102 is about 14832.7712178136. The cubic root of 220011102 is about 603.6912281564.

Adding to 220011102 its reverse (201110022), we get a palindrome (421121124).

The spelling of 220011102 in words is "two hundred twenty million, eleven thousand, one hundred two".