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200100202212 = 223129791284769
BaseRepresentation
bin1011101001011011100…
…1101100011011100100
3201010111022211111002110
42322112321230123210
511234301122432322
6231531425441020
720312445440511
oct2722671543344
9633438744073
10200100202212
1177953390649
12329451a0170
1315b3c003a21
149983526308
155312168c0c
hex2e96e6c6e4

200100202212 has 24 divisors (see below), whose sum is σ = 466936808800. Its totient is φ = 66694876416.

The previous prime is 200100202207. The next prime is 200100202219. The reversal of 200100202212 is 212202001002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (200100202219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486637 + ... + 798132.

Almost surely, 2200100202212 is an apocalyptic number.

It is an amenable number.

200100202212 is an abundant number, since it is smaller than the sum of its proper divisors (266836606588).

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

200100202212 is a wasteful number, since it uses less digits than its factorization.

200100202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297755 (or 1297753 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200100202212 its reverse (212202001002), we get a palindrome (412302203214).

The spelling of 200100202212 in words is "two hundred billion, one hundred million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 12979 25958 38937 51916 77874 155748 1284769 2569538 3854307 5139076 7708614 15417228 16675016851 33350033702 50025050553 66700067404 100050101106 200100202212