220102102 has 16 divisors (see below), whose sum is σ = 365545152. Its totient is φ = 98552520.

The previous prime is 220102027. The next prime is 220102117. The reversal of 220102102 is 201201022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73188 + ... + 76135.

It is an arithmetic number, because the mean of its divisors is an integer number (22846572).

Almost surely, 2^220102102 is an apocalyptic number.

220102102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220102102 is a deficient number, since it is larger than the sum of its proper divisors (145443050).

220102102 is a wasteful number, since it uses less digits than its factorization.

220102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149403.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 220102102 is about 14835.8384326603. The cubic root of 220102102 is about 603.7744486982.

Adding to 220102102 its reverse (201201022), we get a palindrome (421303124).

The spelling of 220102102 in words is "two hundred twenty million, one hundred two thousand, one hundred two".