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20131023023301 = 314929449483623
BaseRepresentation
bin1001001001111000111100…
…11110011110110011000101
32122021111200121101201102110
410210330132132132303011
510114311313343221201
6110452021520131233
74145263342240311
oct444743636366305
978244617351373
1020131023023301
116461578755773
12231163aa66b19
13b304690c6ca8
144d84bd548b41
1524d9c29276d6
hex124f1e79ecc5

20131023023301 has 8 divisors (see below), whose sum is σ = 26843162025280. Its totient is φ = 13419783018432.

The previous prime is 20131023023273. The next prime is 20131023023327. The reversal of 20131023023301 is 10332032013102.

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

It is not a de Polignac number, because 20131023023301 - 217 = 20131022892229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20131023223301) 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, 224697025 + ... + 224786598.

It is an arithmetic number, because the mean of its divisors is an integer number (3355395253160).

Almost surely, 220131023023301 is an apocalyptic number.

It is an amenable number.

20131023023301 is a deficient number, since it is larger than the sum of its proper divisors (6712139001979).

20131023023301 is a wasteful number, since it uses less digits than its factorization.

20131023023301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449498555.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20131023023301 its reverse (10332032013102), we get a palindrome (30463055036403).

The spelling of 20131023023301 in words is "twenty trillion, one hundred thirty-one billion, twenty-three million, twenty-three thousand, three hundred one".

Divisors: 1 3 14929 44787 449483623 1348450869 6710341007767 20131023023301