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23231201203201 = 1016831587721211
BaseRepresentation
bin1010100100000111011110…
…11111101101010000000001
310001020212210100120210222211
411102003233133231100001
511021110000002000301
6121224133321502121
74615253552051005
oct522035737552001
9101225710523884
1023231201203201
11744732a496762
122732442341941
13cc6901320c04
145a4579004705
152a446bd50051
hex1520ef7ed401

23231201203201 has 16 divisors (see below), whose sum is σ = 23498150960448. Its totient is φ = 22964983272000.

The previous prime is 23231201203187. The next prime is 23231201203289. The reversal of 23231201203201 is 10230210213232.

It is not a de Polignac number, because 23231201203201 - 223 = 23231192814593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23231201203291) 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, 1095232486 + ... + 1095253696.

It is an arithmetic number, because the mean of its divisors is an integer number (1468634435028).

Almost surely, 223231201203201 is an apocalyptic number.

It is an amenable number.

23231201203201 is a deficient number, since it is larger than the sum of its proper divisors (266949757247).

23231201203201 is a wasteful number, since it uses less digits than its factorization.

23231201203201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37872.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 23231201203201 its reverse (10230210213232), we get a palindrome (33461411416433).

The spelling of 23231201203201 in words is "twenty-three trillion, two hundred thirty-one billion, two hundred one million, two hundred three thousand, two hundred one".

Divisors: 1 101 683 15877 21211 68983 1603577 2142311 10843991 14487113 336767047 1095243091 1463198413 34013471747 230011893101 23231201203201