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10310201001 = 321145577889
BaseRepresentation
bin10011001101000100…
…10010111010101001
3222121112110110220100
421212202102322221
5132103402413001
64423023220013
7513332156022
oct114642227251
928545413810
1010310201001
114410926681
121bb8a47609
13c8404a469
146db42dc49
15405234586
hex266892ea9

10310201001 has 6 divisors (see below), whose sum is σ = 14892512570. Its totient is φ = 6873467328.

The previous prime is 10310200991. The next prime is 10310201003. The reversal of 10310201001 is 10010201301.

It can be written as a sum of positive squares in only one way, i.e., 9905225625 + 404975376 = 99525^2 + 20124^2 .

It is not a de Polignac number, because 10310201001 - 25 = 10310200969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1145577889 = 10310201001 / (1 + 0 + 3 + 1 + 0 + 2 + 0 + 1 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10310201003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 572788936 + ... + 572788953.

Almost surely, 210310201001 is an apocalyptic number.

It is an amenable number.

10310201001 is a deficient number, since it is larger than the sum of its proper divisors (4582311569).

10310201001 is a wasteful number, since it uses less digits than its factorization.

10310201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145577895 (or 1145577892 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 10310201001 its reverse (10010201301), we get a palindrome (20320402302).

The spelling of 10310201001 in words is "ten billion, three hundred ten million, two hundred one thousand, one".

Divisors: 1 3 9 1145577889 3436733667 10310201001