220221002021000 has 128 divisors (see below), whose sum is σ = 540660615505920. Its totient is φ = 83849349600000.

The previous prime is 220221002020997. The next prime is 220221002021039. The reversal of 220221002021000 is 120200122022.

It is a super-2 number, since 2×220221002021000² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56337716 + ... + 60119715.

It is an arithmetic number, because the mean of its divisors is an integer number (4223911058640).

Almost surely, 2^{220221002021000} is an apocalyptic number.

220221002021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220221002021000 is an abundant number, since it is smaller than the sum of its proper divisors (320439613484920).

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

220221002021000 is a wasteful number, since it uses less digits than its factorization.

220221002021000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116457544 (or 116457530 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220221002021000 its reverse (120200122022), we get a palindrome (220341202143022).

The spelling of 220221002021000 in words is "two hundred twenty trillion, two hundred twenty-one billion, two million, twenty-one thousand".