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2223231302013 = 38631837946723
BaseRepresentation
bin100000010110100010111…
…010010111100101111101
321212112112210220221202120
4200112202322113211331
5242411134203131023
64421201030313153
7316423513156401
oct40264272274575
97775483827676
102223231302013
1178795a124037
122baa637b87b9
1313185a8394a7
147986806d101
153cc70c008e3
hex205a2e9797d

2223231302013 has 16 divisors (see below), whose sum is σ = 2967968286720. Its totient is φ = 1480324523184.

The previous prime is 2223231301981. The next prime is 2223231302041. The reversal of 2223231302013 is 3102031323222.

It is not a de Polignac number, because 2223231302013 - 25 = 2223231301981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223231302053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47559870 + ... + 47606592.

It is an arithmetic number, because the mean of its divisors is an integer number (185498017920).

Almost surely, 22223231302013 is an apocalyptic number.

It is an amenable number.

2223231302013 is a deficient number, since it is larger than the sum of its proper divisors (744736984707).

2223231302013 is a wasteful number, since it uses less digits than its factorization.

2223231302013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65968.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2223231302013 its reverse (3102031323222), we get a palindrome (5325262625235).

The spelling of 2223231302013 in words is "two trillion, two hundred twenty-three billion, two hundred thirty-one million, three hundred two thousand, thirteen".

Divisors: 1 3 863 2589 18379 46723 55137 140169 15861077 40321949 47583231 120965847 858722017 2576166051 741077100671 2223231302013