220210102120 has 16 divisors (see below), whose sum is σ = 495472729860. Its totient is φ = 88084040832.

The previous prime is 220210102117. The next prime is 220210102129. The reversal of 220210102120 is 21201012022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 219074546916 + 1135555204 = 468054^2 + 33698^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 220210102120.

It is not an unprimeable number, because it can be changed into a prime (220210102129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2752626237 + ... + 2752626316.

Almost surely, 2^220210102120 is an apocalyptic number.

220210102120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220210102120 is an abundant number, since it is smaller than the sum of its proper divisors (275262627740).

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

220210102120 is a wasteful number, since it uses less digits than its factorization.

220210102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505252564 (or 5505252560 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220210102120 its reverse (21201012022), we get a palindrome (241411114142).

The spelling of 220210102120 in words is "two hundred twenty billion, two hundred ten million, one hundred two thousand, one hundred twenty".