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10181201201 = 179267721247
BaseRepresentation
bin10010111101101100…
…01100110100110001
3222021112201121102222
421132312030310301
5131322341414301
64402134250425
7510204532223
oct113666146461
928245647388
1010181201201
114355028176
121b817b6a15
13c633c2012
146c8250413
153e8c5231b
hex25ed8cd31

10181201201 has 8 divisors (see below), whose sum is σ = 10242385920. Its totient is φ = 10120064688.

The previous prime is 10181201131. The next prime is 10181201207. The reversal of 10181201201 is 10210218101.

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 10181201201 - 210 = 10181200177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10181201201.

It is not an unprimeable number, because it can be changed into a prime (10181201207) 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, 468560 + ... + 489806.

It is an arithmetic number, because the mean of its divisors is an integer number (1280298240).

Almost surely, 210181201201 is an apocalyptic number.

It is an amenable number.

10181201201 is a deficient number, since it is larger than the sum of its proper divisors (61184719).

10181201201 is a wasteful number, since it uses less digits than its factorization.

10181201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24103.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10181201201 its reverse (10210218101), we get a palindrome (20391419302).

The spelling of 10181201201 in words is "ten billion, one hundred eighty-one million, two hundred one thousand, two hundred one".

Divisors: 1 179 2677 21247 479183 3803213 56878219 10181201201