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2013231032201 = 16312351110627
BaseRepresentation
bin11101010010111101111…
…010111010011110001001
321010110111112100221000202
4131102331322322132021
5230441044121012301
64140510543541545
7265310512264664
oct35227572723611
97113445327022
102013231032201
11706896484144
12286216bba8b5
13117b017670cc
146d625b986db
153757e86866b
hex1d4bdeba789

2013231032201 has 4 divisors (see below), whose sum is σ = 2025582142992. Its totient is φ = 2000879921412.

The previous prime is 2013231032191. The next prime is 2013231032279. The reversal of 2013231032201 is 1022301323102.

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 a de Polignac number, because none of the positive numbers 2k-2013231032201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013231032801) 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, 6175555151 + ... + 6175555476.

It is an arithmetic number, because the mean of its divisors is an integer number (506395535748).

Almost surely, 22013231032201 is an apocalyptic number.

It is an amenable number.

2013231032201 is a deficient number, since it is larger than the sum of its proper divisors (12351110791).

2013231032201 is a wasteful number, since it uses less digits than its factorization.

2013231032201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12351110790.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2013231032201 its reverse (1022301323102), we get a palindrome (3035532355303).

The spelling of 2013231032201 in words is "two trillion, thirteen billion, two hundred thirty-one million, thirty-two thousand, two hundred one".

Divisors: 1 163 12351110627 2013231032201