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2000202222220 = 225597589223361
BaseRepresentation
bin11101000110110101010…
…101111100101010001100
321002012212112100210200221
4131012311111330222030
5230232403232102340
64130514043201124
7264336606236146
oct35066525745214
97065775323627
102000202222220
11701310011394
1228379b8161a4
13116806418ca7
146cb4b68dc96
153706ab2544a
hex1d1b557ca8c

2000202222220 has 48 divisors (see below), whose sum is σ = 4272200301600. Its totient is φ = 786413035520.

The previous prime is 2000202222217. The next prime is 2000202222241. The reversal of 2000202222220 is 222222020002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2000202222194 and 2000202222203.

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, 8843340 + ... + 9066700.

It is an arithmetic number, because the mean of its divisors is an integer number (89004172950).

Almost surely, 22000202222220 is an apocalyptic number.

2000202222220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000202222220 is an abundant number, since it is smaller than the sum of its proper divisors (2271998079380).

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

2000202222220 is a wasteful number, since it uses less digits than its factorization.

2000202222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231018 (or 231016 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 2000202222220 its reverse (222222020002), we get a palindrome (2222424242222).

The spelling of 2000202222220 in words is "two trillion, two hundred two million, two hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 59 118 236 295 590 1180 7589 15178 30356 37945 75890 151780 223361 446722 447751 893444 895502 1116805 1791004 2233610 2238755 4467220 4477510 8955020 13178299 26356598 52713196 65891495 131782990 263565980 1695086629 3390173258 6780346516 8475433145 16950866290 33901732580 100010111111 200020222222 400040444444 500050555555 1000101111110 2000202222220