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2101231203241 = 97155313948601
BaseRepresentation
bin11110100100111011001…
…000111011001110101001
321102212122102012210112211
4132210323020323032221
5233411310142000431
64245143045005121
7304544316351262
oct36447310731651
97385572183484
102101231203241
11740144265125
1229b2960b37a1
131231b7171b31
14739b3243969
15399d03682b1
hex1e93b23b3a9

2101231203241 has 8 divisors (see below), whose sum is σ = 2124260495784. Its totient is φ = 2078229811200.

The previous prime is 2101231203217. The next prime is 2101231203283. The reversal of 2101231203241 is 1423021321012.

It can be written as a sum of positive squares in 4 ways, for example, as 144111344400 + 1957119858841 = 379620^2 + 1398971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2101231203241 - 223 = 2101222814633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101231203941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6823660 + ... + 7124941.

It is an arithmetic number, because the mean of its divisors is an integer number (265532561973).

Almost surely, 22101231203241 is an apocalyptic number.

It is an amenable number.

2101231203241 is a deficient number, since it is larger than the sum of its proper divisors (23029292543).

2101231203241 is a wasteful number, since it uses less digits than its factorization.

2101231203241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13950251.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2101231203241 its reverse (1423021321012), we get a palindrome (3524252524253).

The spelling of 2101231203241 in words is "two trillion, one hundred one billion, two hundred thirty-one million, two hundred three thousand, two hundred forty-one".

Divisors: 1 97 1553 150641 13948601 1353014297 21662177353 2101231203241