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1331310010222 = 21275741912973
BaseRepresentation
bin10011010111111000010…
…000101001111101101110
311201021100021122202210101
4103113320100221331232
5133303010330311342
62455332333501314
7165120050242123
oct23277020517556
94637307582711
101331310010222
114736728802a5
1219602504183a
13987079c08ca
144861599c74a
152496ca6a3b7
hex135f8429f6e

1331310010222 has 16 divisors (see below), whose sum is σ = 2013041935872. Its totient is φ = 660297869280.

The previous prime is 1331310010181. The next prime is 1331310010223. The reversal of 1331310010222 is 2220100131331.

It is a self number, because there is not a number n which added to its sum of digits gives 1331310010222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331310010223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1001728 + ... + 1914700.

It is an arithmetic number, because the mean of its divisors is an integer number (125815120992).

Almost surely, 21331310010222 is an apocalyptic number.

1331310010222 is a deficient number, since it is larger than the sum of its proper divisors (681731925650).

1331310010222 is a wasteful number, since it uses less digits than its factorization.

1331310010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918843.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1331310010222 its reverse (2220100131331), we get a palindrome (3551410141553).

The spelling of 1331310010222 in words is "one trillion, three hundred thirty-one billion, three hundred ten million, ten thousand, two hundred twenty-two".

Divisors: 1 2 127 254 5741 11482 729107 912973 1458214 1825946 115947571 231895142 5241377993 10482755986 665655005111 1331310010222