220202120000 has 70 divisors (see below), whose sum is σ = 546029791098. Its totient is φ = 88080832000.

The previous prime is 220202119999. The next prime is 220202120003. The reversal of 220202120000 is 21202022.

It can be written as a sum of positive squares in 5 ways, for example, as 28477237504 + 191724882496 = 168752^2 + 437864^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220202120003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2712527 + ... + 2792526.

Almost surely, 2^220202120000 is an apocalyptic number.

220202120000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220202120000 is an abundant number, since it is smaller than the sum of its proper divisors (325827671098).

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

220202120000 is an frugal number, since it uses more digits than its factorization.

220202120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505085 (or 5505060 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 220202120000 its reverse (21202022), we get a palindrome (220223322022).

The spelling of 220202120000 in words is "two hundred twenty billion, two hundred two million, one hundred twenty thousand".