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123230133113 = 1916171045679
BaseRepresentation
bin111001011000100010…
…1101001101101111001
3102210002010020101010012
41302301011221231321
54004333403224423
6132340001231305
711621520564053
oct1626105515571
9383063211105
10123230133113
1148297219a1a
121ba71632535
13b80b476639
145d703368d3
153313857078
hex1cb1169b79

123230133113 has 8 divisors (see below), whose sum is σ = 124076206080. Its totient is φ = 122386153120.

The previous prime is 123230133083. The next prime is 123230133127. The reversal of 123230133113 is 311331032321.

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 123230133113 - 212 = 123230129017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123230133713) 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, 404993 + ... + 640686.

It is an arithmetic number, because the mean of its divisors is an integer number (15509525760).

Almost surely, 2123230133113 is an apocalyptic number.

It is an amenable number.

123230133113 is a deficient number, since it is larger than the sum of its proper divisors (846072967).

123230133113 is a wasteful number, since it uses less digits than its factorization.

123230133113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046487.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 123230133113 its reverse (311331032321), we get a palindrome (434561165434).

The spelling of 123230133113 in words is "one hundred twenty-three billion, two hundred thirty million, one hundred thirty-three thousand, one hundred thirteen".

Divisors: 1 191 617 117847 1045679 199724689 645183943 123230133113