220211211021102 has 96 divisors (see below), whose sum is σ = 547062319964160. Its totient is φ = 62712652394880.

The previous prime is 220211211021091. The next prime is 220211211021127. The reversal of 220211211021102 is 201120112112022.

220211211021102 is a `hidden beast` number, since 220 + 21 + 1 + 211 + 0 + 211 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61702723 + ... + 65173985.

It is an arithmetic number, because the mean of its divisors is an integer number (5698565832960).

Almost surely, 2^{220211211021102} is an apocalyptic number.

220211211021102 is an abundant number, since it is smaller than the sum of its proper divisors (326851108943058).

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

220211211021102 is a wasteful number, since it uses less digits than its factorization.

220211211021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472918 (or 3472915 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220211211021102 its reverse (201120112112022), we get a palindrome (421331323133124).

The spelling of 220211211021102 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred eleven million, twenty-one thousand, one hundred two".