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2212033820 = 225110601691
BaseRepresentation
bin1000001111011000…
…1111010100011100
312201011022221221112
42003312033110130
514012240040240
61003255321152
7105546656123
oct20366172434
95634287845
102212033820
11a356a9827
125189801b8
13293385b69
1416dad0aba
15ce2e7665
hex83d8f51c

2212033820 has 12 divisors (see below), whose sum is σ = 4645271064. Its totient is φ = 884813520.

The previous prime is 2212033801. The next prime is 2212033867. The reversal of 2212033820 is 283302122.

2212033820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55300826 + ... + 55300865.

It is an arithmetic number, because the mean of its divisors is an integer number (387105922).

Almost surely, 22212033820 is an apocalyptic number.

2212033820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212033820 is an abundant number, since it is smaller than the sum of its proper divisors (2433237244).

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

2212033820 is a wasteful number, since it uses less digits than its factorization.

2212033820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110601700 (or 110601698 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2212033820 is about 47032.2636070177. The cubic root of 2212033820 is about 1302.9585124655.

Adding to 2212033820 its reverse (283302122), we get a palindrome (2495335942).

The spelling of 2212033820 in words is "two billion, two hundred twelve million, thirty-three thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 110601691 221203382 442406764 553008455 1106016910 2212033820