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1331310212102 = 21351204238927
BaseRepresentation
bin10011010111111000010…
…001011011010000000110
311201021100022001000201102
4103113320101123100012
5133303010403241402
62455332342100102
7165120052042523
oct23277021332006
94637308030642
101331310212102
114736729a8a42
1219602511a632
1398707a61770
1448615a1214a
152496caaa102
hex135f845b406

1331310212102 has 8 divisors (see below), whose sum is σ = 2150578034976. Its totient is φ = 614450867112.

The previous prime is 1331310212069. The next prime is 1331310212107. The reversal of 1331310212102 is 2012120131331.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331310212107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25602119438 + ... + 25602119489.

It is an arithmetic number, because the mean of its divisors is an integer number (268822254372).

Almost surely, 21331310212102 is an apocalyptic number.

1331310212102 is a deficient number, since it is larger than the sum of its proper divisors (819267822874).

1331310212102 is a wasteful number, since it uses less digits than its factorization.

1331310212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51204238942.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1331310212102 its reverse (2012120131331), we get a palindrome (3343430343433).

The spelling of 1331310212102 in words is "one trillion, three hundred thirty-one billion, three hundred ten million, two hundred twelve thousand, one hundred two".

Divisors: 1 2 13 26 51204238927 102408477854 665655106051 1331310212102