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231225031032601 = 1787220758628389
BaseRepresentation
bin110100100100110001000101…
…110101100111111100011001
31010022200220012222100010120111
4310210301011311213330121
5220301342330421020401
62135435151323124321
766463312552000354
oct6444610565477431
91108626188303514
10231225031032601
1167747a91aa27a1
1221b24b630736a1
139c03571a96308
1441154cba3d29b
151baea61305e51
hexd24c45d67f19

231225031032601 has 8 divisors (see below), whose sum is σ = 231459255394560. Its totient is φ = 230990923935408.

The previous prime is 231225031032563. The next prime is 231225031032613. The reversal of 231225031032601 is 106230130522132.

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 231225031032601 - 225 = 231224997478169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231225031032641) 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, 25370286 + ... + 33258103.

It is an arithmetic number, because the mean of its divisors is an integer number (28932406924320).

Almost surely, 2231225031032601 is an apocalyptic number.

It is an amenable number.

231225031032601 is a deficient number, since it is larger than the sum of its proper divisors (234224361959).

231225031032601 is a wasteful number, since it uses less digits than its factorization.

231225031032601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58632383.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 231225031032601 its reverse (106230130522132), we get a palindrome (337455161554733).

The spelling of 231225031032601 in words is "two hundred thirty-one trillion, two hundred twenty-five billion, thirty-one million, thirty-two thousand, six hundred one".

Divisors: 1 1787 2207 3943909 58628389 104768931143 129392854523 231225031032601