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10202013001 = 29353336529
BaseRepresentation
bin10011000000001011…
…00101110101001001
3222022222212221212101
421200011211311021
5131343203404001
64404200313401
7510546452065
oct114005456511
928288787771
1010202013001
114365852404
121b88772861
13c677caaab
146cad0aaa5
153ea9b3a01
hex260165d49

10202013001 has 8 divisors (see below), whose sum is σ = 10240319880. Its totient is φ = 10163730432.

The previous prime is 10202012981. The next prime is 10202013109. The reversal of 10202013001 is 10031020201.

It can be written as a sum of positive squares in 4 ways, for example, as 5150215225 + 5051797776 = 71765^2 + 71076^2 .

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 10202013001 - 213 = 10202004809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202014001) 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, 1559305 + ... + 1565833.

It is an arithmetic number, because the mean of its divisors is an integer number (1280039985).

Almost surely, 210202013001 is an apocalyptic number.

It is an amenable number.

10202013001 is a deficient number, since it is larger than the sum of its proper divisors (38306879).

10202013001 is an equidigital number, since it uses as much as digits as its factorization.

10202013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12155.

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 10202013001 its reverse (10031020201), we get a palindrome (20233033202).

The spelling of 10202013001 in words is "ten billion, two hundred two million, thirteen thousand, one".

Divisors: 1 293 5333 6529 1562569 1912997 34819157 10202013001