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10031001101 = 11612245071
BaseRepresentation
bin10010101011110010…
…01110111000001101
3221220002002122122022
421111321032320031
5131020414013401
64335211055525
7503402050112
oct112571167015
927802078568
1010031001101
114288269660
121b3b4415a5
13c3b253014
146b2312909
153da98371b
hex255e4ee0d

10031001101 has 12 divisors (see below), whose sum is σ = 11125288512. Its totient is φ = 8969562000.

The previous prime is 10031001091. The next prime is 10031001103. The reversal of 10031001101 is 10110013001.

It is not a de Polignac number, because 10031001101 - 230 = 8957259277 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 (10031001103) 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, 81605 + ... + 163466.

It is an arithmetic number, because the mean of its divisors is an integer number (927107376).

Almost surely, 210031001101 is an apocalyptic number.

10031001101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10031001101 is a deficient number, since it is larger than the sum of its proper divisors (1094287411).

10031001101 is an equidigital number, since it uses as much as digits as its factorization.

10031001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245204 (or 245143 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 8.

Adding to 10031001101 its reverse (10110013001), we get a palindrome (20141014102).

The spelling of 10031001101 in words is "ten billion, thirty-one million, one thousand, one hundred one".

Divisors: 1 11 61 671 3721 40931 245071 2695781 14949331 164442641 911909191 10031001101