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2321201220131 = 17510312675653
BaseRepresentation
bin100001110001110010010…
…111111100101000100011
322012220102111121110012102
4201301302113330220203
5301012310003021011
64534202313521015
7326462346554003
oct41616227745043
98186374543172
102321201220131
11815463636612
12315a4571316b
1313ab7189b541
14804bd644003
15405a6ad473b
hex21c725fca23

2321201220131 has 8 divisors (see below), whose sum is σ = 2457791548704. Its totient is φ = 2184616344960.

The previous prime is 2321201220119. The next prime is 2321201220179. The reversal of 2321201220131 is 1310221021232.

2321201220131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2321201220131 - 214 = 2321201203747 is a prime.

It is a super-2 number, since 2×23212012201312 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321201220631) 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, 470300 + ... + 2205353.

It is an arithmetic number, because the mean of its divisors is an integer number (307223943588).

Almost surely, 22321201220131 is an apocalyptic number.

2321201220131 is a deficient number, since it is larger than the sum of its proper divisors (136590328573).

2321201220131 is a wasteful number, since it uses less digits than its factorization.

2321201220131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2726701.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2321201220131 its reverse (1310221021232), we get a palindrome (3631422241363).

The spelling of 2321201220131 in words is "two trillion, three hundred twenty-one billion, two hundred one million, two hundred twenty thousand, one hundred thirty-one".

Divisors: 1 17 51031 867527 2675653 45486101 136541248243 2321201220131