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2000222020 = 225671492703
BaseRepresentation
bin111011100111000…
…1111011101000100
312011101202210210001
41313032033131010
513044024101040
6530251411044
7100365415036
oct16716173504
95141683701
102000222020
11937089455
12479a53a84
1325b524434
1414d915c56
15ba90859a
hex7738f744

2000222020 has 24 divisors (see below), whose sum is σ = 4263162624. Its totient is φ = 788146656.

The previous prime is 2000221997. The next prime is 2000222047. The reversal of 2000222020 is 202220002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2000221988 and 2000222006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745012 + ... + 747691.

It is an arithmetic number, because the mean of its divisors is an integer number (177631776).

Almost surely, 22000222020 is an apocalyptic number.

2000222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000222020 is an abundant number, since it is smaller than the sum of its proper divisors (2262940604).

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

2000222020 is a wasteful number, since it uses less digits than its factorization.

2000222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492779 (or 1492777 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 2000222020 is about 44723.8417401725. The cubic root of 2000222020 is about 1259.9676694484.

Adding to 2000222020 its reverse (202220002), we get a palindrome (2202442022).

The spelling of 2000222020 in words is "two billion, two hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 67 134 268 335 670 1340 1492703 2985406 5970812 7463515 14927030 29854060 100011101 200022202 400044404 500055505 1000111010 2000222020