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2220221101012 = 2217107768139727
BaseRepresentation
bin100000010011101111011…
…111010111001111010100
321212020210000200220021121
4200103233133113033110
5242334003100213022
64415542215253324
7316256101656235
oct40235737271724
97766700626247
102220221101012
11786654a26512
122ba36367a244
1313149acc2a75
147966036d08c
153cb467e42c7
hex204ef7d73d4

2220221101012 has 48 divisors (see below), whose sum is σ = 4153032269568. Its totient is φ = 1034884546560.

The previous prime is 2220221101009. The next prime is 2220221101117. The reversal of 2220221101012 is 2101011220222.

It is a happy number.

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, 55867093 + ... + 55906819.

It is an arithmetic number, because the mean of its divisors is an integer number (86521505616).

Almost surely, 22220221101012 is an apocalyptic number.

It is an amenable number.

2220221101012 is a deficient number, since it is larger than the sum of its proper divisors (1932811168556).

2220221101012 is a wasteful number, since it uses less digits than its factorization.

2220221101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47536 (or 47534 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2220221101012 its reverse (2101011220222), we get a palindrome (4321232321234).

The spelling of 2220221101012 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, one hundred one thousand, twelve".

Divisors: 1 2 4 17 34 68 107 214 428 1819 3638 7276 7681 15362 30724 39727 79454 130577 158908 261154 522308 675359 821867 1350718 1643734 2701436 3287468 4250789 8501578 13971739 17003156 27943478 55886956 72263413 144526826 289053652 305143087 610286174 1220572348 5187432479 10374864958 20749729916 32650310309 65300620618 130601241236 555055275253 1110110550506 2220221101012