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10201131301 = 12421821281
BaseRepresentation
bin10011000000000100…
…01110100100100101
3222022221020011101211
421200002032210211
5131342442200201
64404125351421
7510536120404
oct114002164445
928287204354
1010201131301
1143652aaa29
121b88408571
13c6757c68a
146cab5b63b
153ea88c651
hex26008e925

10201131301 has 4 divisors (see below), whose sum is σ = 10201965004. Its totient is φ = 10200297600.

The previous prime is 10201131289. The next prime is 10201131307. The reversal of 10201131301 is 10313110201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6011676225 + 4189455076 = 77535^2 + 64726^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201131301 - 213 = 10201123109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201131307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398220 + ... + 423061.

It is an arithmetic number, because the mean of its divisors is an integer number (2550491251).

Almost surely, 210201131301 is an apocalyptic number.

It is an amenable number.

10201131301 is a deficient number, since it is larger than the sum of its proper divisors (833703).

10201131301 is an equidigital number, since it uses as much as digits as its factorization.

10201131301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833702.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10201131301 its reverse (10313110201), we get a palindrome (20514241502).

The spelling of 10201131301 in words is "ten billion, two hundred one million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 12421 821281 10201131301