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220022303100000 = 253551871391987
BaseRepresentation
bin110010000001101111101111…
…001110000000110001100000
31001212000221000121022102201220
4302001233233032000301200
5212314321134043200000
62055540503424255040
764226041531505532
oct6201575716006140
91055027017272656
10220022303100000
1164118a31148535
1220815968171480
1395a00251396bb
143c491c9da1852
151a68441e761a0
hexc81bef380c60

220022303100000 has 288 divisors, whose sum is σ = 722289657503232. Its totient is φ = 58641105600000.

The previous prime is 220022303099971. The next prime is 220022303100007. The reversal of 220022303100000 is 1303220022.

It is a super-2 number, since 2×2200223031000002 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220022303100007) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 561104007 + ... + 561495993.

It is an arithmetic number, because the mean of its divisors is an integer number (2507950199664).

Almost surely, 2220022303100000 is an apocalyptic number.

220022303100000 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 220022303100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361144828751616).

220022303100000 is an abundant number, since it is smaller than the sum of its proper divisors (502267354403232).

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

220022303100000 is an equidigital number, since it uses as much as digits as its factorization.

220022303100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393896 (or 393868 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 220022303100000 its reverse (1303220022), we get a palindrome (220023606320022).

The spelling of 220022303100000 in words is "two hundred twenty trillion, twenty-two billion, three hundred three million, one hundred thousand".