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123101313033013 = 7172561101911219
BaseRepresentation
bin11011111111010111000010…
…000010001110001100110101
3121010212101000011101122022121
4123333113002002032030311
5112113342442114024023
61113451543522155541
734633530203051320
oct3377270202161465
9533771004348277
10123101313033013
1136250a78a65137
1211981a387b2bb1
13538c5337b8503
1422581c753b7b7
15e372334ead5d
hex6ff5c208e335

123101313033013 has 8 divisors (see below), whose sum is σ = 140688031565120. Its totient is φ = 105514798668480.

The previous prime is 123101313033011. The next prime is 123101313033031. The reversal of 123101313033013 is 310330313101321.

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 123101313033013 - 21 = 123101313033011 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 (123101313033011) 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, 49747683 + ... + 52163536.

It is an arithmetic number, because the mean of its divisors is an integer number (17586003945640).

Almost surely, 2123101313033013 is an apocalyptic number.

It is an amenable number.

123101313033013 is a deficient number, since it is larger than the sum of its proper divisors (17586718532107).

123101313033013 is a wasteful number, since it uses less digits than its factorization.

123101313033013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102083787.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 123101313033013 its reverse (310330313101321), we get a palindrome (433431626134334).

The spelling of 123101313033013 in words is "one hundred twenty-three trillion, one hundred one billion, three hundred thirteen million, thirty-three thousand, thirteen".

Divisors: 1 7 172561 1207927 101911219 713378533 17585901861859 123101313033013