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12001102131013 = 372831146127603
BaseRepresentation
bin1010111010100011100101…
…1011011110111101000101
31120111021221102221011022121
42232220321123132331011
53033111224121143023
641305121420325541
72346023332662322
oct256507133367505
946437842834277
1012001102131013
113907703315186
121419a889a38b1
13690911b38508
142d6bdc113b49
1515c299a77d5d
hexaea396def45

12001102131013 has 8 divisors (see below), whose sum is σ = 12369009102368. Its totient is φ = 11635487415504.

The previous prime is 12001102131001. The next prime is 12001102131049. The reversal of 12001102131013 is 31013120110021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12001102131013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001102131313) 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, 573053331 + ... + 573074272.

It is an arithmetic number, because the mean of its divisors is an integer number (1546126137796).

Almost surely, 212001102131013 is an apocalyptic number.

It is an amenable number.

12001102131013 is a deficient number, since it is larger than the sum of its proper divisors (367906971355).

12001102131013 is a wasteful number, since it uses less digits than its factorization.

12001102131013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146127923.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12001102131013 its reverse (31013120110021), we get a palindrome (43014222241034).

The spelling of 12001102131013 in words is "twelve trillion, one billion, one hundred two million, one hundred thirty-one thousand, thirteen".

Divisors: 1 37 283 10471 1146127603 42406721311 324354111649 12001102131013