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10231100001 = 322694225981
BaseRepresentation
bin10011000011101001…
…00011001001100001
3222102000121201201200
421201310203021201
5131423130200001
64411115551413
7511351625613
oct114164431141
928360551650
1010231100001
114380209951
121b9645b569
13c70843335
146d0b1cdb3
153ed30c086
hex261d23261

10231100001 has 12 divisors (see below), whose sum is σ = 14833196820. Its totient is φ = 6795375840.

The previous prime is 10231099933. The next prime is 10231100017. The reversal of 10231100001 is 10000113201.

It can be written as a sum of positive squares in 2 ways, for example, as 1053651600 + 9177448401 = 32460^2 + 95799^2 .

It is not a de Polignac number, because 10231100001 - 27 = 10231099873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10231100041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2110570 + ... + 2115411.

It is an arithmetic number, because the mean of its divisors is an integer number (1236099735).

Almost surely, 210231100001 is an apocalyptic number.

It is an amenable number.

10231100001 is a deficient number, since it is larger than the sum of its proper divisors (4602096819).

10231100001 is a wasteful number, since it uses less digits than its factorization.

10231100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226256 (or 4226253 counting only the distinct ones).

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

Adding to 10231100001 its reverse (10000113201), we get a palindrome (20231213202).

The spelling of 10231100001 in words is "ten billion, two hundred thirty-one million, one hundred thousand, one".

Divisors: 1 3 9 269 807 2421 4225981 12677943 38033829 1136788889 3410366667 10231100001