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200302310012 = 22744316148203
BaseRepresentation
bin1011101010001011110…
…0101011001001111100
3201011000102010121212112
42322202330223021330
511240204342410022
6232003445353152
720320451354210
oct2724274531174
9634012117775
10200302310012
1177a47483192
12329a0a087b8
1315b71b4853c
1499a22d6940
155324c8c8e2
hex2ea2f2b27c

200302310012 has 24 divisors (see below), whose sum is σ = 401508944256. Its totient is φ = 85650063408.

The previous prime is 200302309937. The next prime is 200302310029. The reversal of 200302310012 is 210013203002.

It is a happy number.

It is a super-2 number, since 2×2003023100122 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

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, 8061698 + ... + 8086505.

It is an arithmetic number, because the mean of its divisors is an integer number (16729539344).

Almost surely, 2200302310012 is an apocalyptic number.

It is an amenable number.

200302310012 is an abundant number, since it is smaller than the sum of its proper divisors (201206634244).

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

200302310012 is a wasteful number, since it uses less digits than its factorization.

200302310012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16148657 (or 16148655 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 200302310012 its reverse (210013203002), we get a palindrome (410315513014).

The spelling of 200302310012 in words is "two hundred billion, three hundred two million, three hundred ten thousand, twelve".

Divisors: 1 2 4 7 14 28 443 886 1772 3101 6202 12404 16148203 32296406 64592812 113037421 226074842 452149684 7153653929 14307307858 28614615716 50075577503 100151155006 200302310012