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BaseRepresentation
bin1001000110010111100011…
…01010111001111001001010
32121211221100011020000211211
410203023301222321321022
510110321001112033002
6110320250034443334
74133450520343366
oct443136152717112
977757304200754
1020010012221002
116415220269951
1222b20a873354a
13b21c2268c96b
144d26bdc822a6
1524a78dd59dd7
hex1232f1ab9e4a

20010012221002 has 8 divisors (see below), whose sum is σ = 30015037555776. Its totient is φ = 10004999702412.

The previous prime is 20010012220973. The next prime is 20010012221057. The reversal of 20010012221002 is 20012221001002.

Adding to 20010012221002 its reverse (20012221001002), we get a palindrome (40022233222004).

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3529113 + ... + 7243939.

It is an arithmetic number, because the mean of its divisors is an integer number (3751879694472).

Almost surely, 220010012221002 is an apocalyptic number.

20010012221002 is a deficient number, since it is larger than the sum of its proper divisors (10005025334774).

20010012221002 is a wasteful number, since it uses less digits than its factorization.

20010012221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408092.

The product of its (nonzero) digits is 32, while the sum is 13.

The spelling of 20010012221002 in words is "twenty trillion, ten billion, twelve million, two hundred twenty-one thousand, two".