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13100111010001 = 16778443778503
BaseRepresentation
bin1011111010100001101101…
…1101101001100011010001
31201101100200021000202121201
42332220123131221203101
53204113011404310001
643510035150551201
72521310651216251
oct276503335514321
951340607022551
1013100111010001
1141a07a91672a4
121576a80808501
13740448494b42
14334097b01961
1517ab6d4ed501
hexbea1b7698d1

13100111010001 has 4 divisors (see below), whose sum is σ = 13178554788672. Its totient is φ = 13021667231332.

The previous prime is 13100111009987. The next prime is 13100111010013. The reversal of 13100111010001 is 10001011100131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13100111010001 - 217 = 13100110878929 is a prime.

It is a super-2 number, since 2×131001110100012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13100111010001.

It is not an unprimeable number, because it can be changed into a prime (13100111010101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39221889085 + ... + 39221889418.

It is an arithmetic number, because the mean of its divisors is an integer number (3294638697168).

Almost surely, 213100111010001 is an apocalyptic number.

It is an amenable number.

13100111010001 is a deficient number, since it is larger than the sum of its proper divisors (78443778671).

13100111010001 is an equidigital number, since it uses as much as digits as its factorization.

13100111010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78443778670.

The product of its (nonzero) digits is 3, while the sum is 10.

Adding to 13100111010001 its reverse (10001011100131), we get a palindrome (23101122110132).

The spelling of 13100111010001 in words is "thirteen trillion, one hundred billion, one hundred eleven million, ten thousand, one".

Divisors: 1 167 78443778503 13100111010001