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212001233332 = 22773143972077
BaseRepresentation
bin1100010101110001000…
…0100001100110110100
3202021012201201111122211
43011130100201212310
511433134303431312
6241220402103204
721213405515320
oct3053420414664
9667181644584
10212001233332
1181a00195459
123510694ab04
1316cb77c6185
14a391d40980
1557abd8a3a7
hex315c4219b4

212001233332 has 48 divisors (see below), whose sum is σ = 430115374080. Its totient is φ = 89549528832.

The previous prime is 212001233251. The next prime is 212001233347. The reversal of 212001233332 is 233332100212.

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, 2905278 + ... + 2977354.

It is an arithmetic number, because the mean of its divisors is an integer number (8960736960).

Almost surely, 2212001233332 is an apocalyptic number.

It is an amenable number.

212001233332 is an abundant number, since it is smaller than the sum of its proper divisors (218114140748).

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

212001233332 is a wasteful number, since it uses less digits than its factorization.

212001233332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73600 (or 73598 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 212001233332 its reverse (233332100212), we get a palindrome (445333333544).

The spelling of 212001233332 in words is "two hundred twelve billion, one million, two hundred thirty-three thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 73 146 292 511 1022 1439 2044 2878 5756 10073 20146 40292 72077 105047 144154 210094 288308 420188 504539 735329 1009078 1470658 2018156 2941316 5261621 10523242 21046484 36831347 73662694 103718803 147325388 207437606 414875212 726031621 1452063242 2904126484 7571472619 15142945238 30285890476 53000308333 106000616666 212001233332