220210011221000 has 128 divisors (see below), whose sum is σ = 521939799014400. Its totient is φ = 86950792051200.

The previous prime is 220210011220987. The next prime is 220210011221117. The reversal of 220210011221000 is 122110012022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51984887 + ... + 56061113.

It is an arithmetic number, because the mean of its divisors is an integer number (4077654679800).

Almost surely, 2^{220210011221000} is an apocalyptic number.

220210011221000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220210011221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260969899507200).

220210011221000 is an abundant number, since it is smaller than the sum of its proper divisors (301729787793400).

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

220210011221000 is a wasteful number, since it uses less digits than its factorization.

220210011221000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4076944 (or 4076930 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220210011221000 its reverse (122110012022), we get a palindrome (220332121233022).

The spelling of 220210011221000 in words is "two hundred twenty trillion, two hundred ten billion, eleven million, two hundred twenty-one thousand".