220320010231000 has 64 divisors (see below), whose sum is σ = 522074758608000. Its totient is φ = 87012459705600.

The previous prime is 220320010230967. The next prime is 220320010231063. The reversal of 220320010231000 is 132010023022.

It is a super-2 number, since 2×220320010231000² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1394351445 + ... + 1394509444.

It is an arithmetic number, because the mean of its divisors is an integer number (8157418103250).

Almost surely, 2^{220320010231000} is an apocalyptic number.

220320010231000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220320010231000 is an abundant number, since it is smaller than the sum of its proper divisors (301754748377000).

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

220320010231000 is a wasteful number, since it uses less digits than its factorization.

220320010231000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788860989 (or 2788860975 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220320010231000 its reverse (132010023022), we get a palindrome (220452020254022).

The spelling of 220320010231000 in words is "two hundred twenty trillion, three hundred twenty billion, ten million, two hundred thirty-one thousand".