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2000222120020 = 2251371549471277
BaseRepresentation
bin11101000110110110100…
…001110110100001010100
321002012220220210201100111
4131012312201312201110
5230232423330320040
64130520033452404
7264340240331215
oct35066641664124
97065826721314
102000222120020
11701320271953
122837a6411104
1311680a594a37
146cb5018d40c
153706c755dea
hex1d1b6876854

2000222120020 has 48 divisors (see below), whose sum is σ = 4233867296400. Its totient is φ = 793734349824.

The previous prime is 2000222119981. The next prime is 2000222120033. The reversal of 2000222120020 is 200212220002.

It can be written as a sum of positive squares in 8 ways, for example, as 6517655824 + 1993704464196 = 80732^2 + 1411986^2 .

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, 4008622 + ... + 4479898.

It is an arithmetic number, because the mean of its divisors is an integer number (88205568675).

Almost surely, 22000222120020 is an apocalyptic number.

2000222120020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000222120020 is an abundant number, since it is smaller than the sum of its proper divisors (2233645176380).

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

2000222120020 is a wasteful number, since it uses less digits than its factorization.

2000222120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472972 (or 472970 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2000222120020 its reverse (200212220002), we get a palindrome (2200434340022).

The spelling of 2000222120020 in words is "two trillion, two hundred twenty-two million, one hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 1549 2740 3098 6196 7745 15490 30980 212213 424426 471277 848852 942554 1061065 1885108 2122130 2356385 4244260 4712770 9425540 64564949 129129898 258259796 322824745 645649490 730008073 1291298980 1460016146 2920032292 3650040365 7300080730 14600161460 100011106001 200022212002 400044424004 500055530005 1000111060010 2000222120020