10020022221000 has 320 divisors, whose sum is σ = 34388653478400. Its totient is φ = 2429085648000.

The previous prime is 10020022220939. The next prime is 10020022221017. The reversal of 10020022221000 is 12222002001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 43808937 + ... + 44037063.

It is an arithmetic number, because the mean of its divisors is an integer number (107464542120).

Almost surely, 2^{10020022221000} is an apocalyptic number.

10020022221000 is a gapful number since it is divisible by the number (10) 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 10020022221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17194326739200).

10020022221000 is an abundant number, since it is smaller than the sum of its proper divisors (24368631257400).

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

10020022221000 is an equidigital number, since it uses as much as digits as its factorization.

10020022221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228195 (or 228148 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10020022221000 its reverse (12222002001), we get a palindrome (10032244223001).

The spelling of 10020022221000 in words is "ten trillion, twenty billion, twenty-two million, two hundred twenty-one thousand".