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12102031133333 = 71247943687461
BaseRepresentation
bin1011000000011011100101…
…0001000100101010010101
31120211221110100122201011122
42300012321101010222111
53041234424432231313
641423332451213325
72356225420231361
oct260067121045225
946757410581148
1012102031133333
113946496091499
1214355558a7245
1369a2a7c5746b
142dba546c02a1
1515ec0561c708
hexb01b9444a95

12102031133333 has 8 divisors (see below), whose sum is σ = 12272549625216. Its totient is φ = 11931514512400.

The previous prime is 12102031133327. The next prime is 12102031133363. The reversal of 12102031133333 is 33333113020121.

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

It is a cyclic number.

It is not a de Polignac number, because 12102031133333 - 24 = 12102031133317 is a prime.

It is a super-2 number, since 2×121020311333332 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102031133303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17260223 + ... + 17947683.

It is an arithmetic number, because the mean of its divisors is an integer number (1534068703152).

Almost surely, 212102031133333 is an apocalyptic number.

It is an amenable number.

12102031133333 is a deficient number, since it is larger than the sum of its proper divisors (170518491883).

12102031133333 is an equidigital number, since it uses as much as digits as its factorization.

12102031133333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935475.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 12102031133333 its reverse (33333113020121), we get a palindrome (45435144153454).

The spelling of 12102031133333 in words is "twelve trillion, one hundred two billion, thirty-one million, one hundred thirty-three thousand, three hundred thirty-three".

Divisors: 1 71 247943 687461 17603953 48809731 170451142723 12102031133333