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1331310213033 = 331371895920407
BaseRepresentation
bin10011010111111000010…
…001011011011110101001
311201021100022001001222220
4103113320101123132221
5133303010403304113
62455332342104253
7165120052045323
oct23277021333651
94637308031886
101331310213033
114736729a9709
1219602511b089
1398707a62008
1448615a12613
152496caaa523
hex135f845b7a9

1331310213033 has 32 divisors (see below), whose sum is σ = 1882055147520. Its totient is φ = 835611007680.

The previous prime is 1331310213031. The next prime is 1331310213049. The reversal of 1331310213033 is 3303120131331.

It is not a de Polignac number, because 1331310213033 - 21 = 1331310213031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1331310212994 and 1331310213012.

It is not an unprimeable number, because it can be changed into a prime (1331310213031) 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 31 ways as a sum of consecutive naturals, for example, 65227716 + ... + 65248122.

It is an arithmetic number, because the mean of its divisors is an integer number (58814223360).

Almost surely, 21331310213033 is an apocalyptic number.

It is an amenable number.

1331310213033 is a deficient number, since it is larger than the sum of its proper divisors (550744934487).

1331310213033 is a wasteful number, since it uses less digits than its factorization.

1331310213033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39437.

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 1331310213033 its reverse (3303120131331), we get a palindrome (4634430344364).

The spelling of 1331310213033 in words is "one trillion, three hundred thirty-one billion, three hundred ten million, two hundred thirteen thousand, thirty-three".

Divisors: 1 3 31 37 93 111 1147 3441 18959 20407 56877 61221 587729 632617 701483 755059 1763187 1897851 2104449 2265177 21745973 23406829 65237919 70220487 386896313 1160688939 11993785703 14315163581 35981357109 42945490743 443770071011 1331310213033