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11010231001 = 711521274453
BaseRepresentation
bin10100100000100001…
…01100101011011001
31001102022200200112101
422100100230223121
5140022104343001
65020311243401
7536562263560
oct122020545331
931368620471
1011010231001
11473aa96570
122173379561
13106609a3b3
147663b4bd7
15446910a01
hex29042cad9

11010231001 has 16 divisors (see below), whose sum is σ = 13753438848. Its totient is φ = 8562902400.

The previous prime is 11010230989. The next prime is 11010231047. The reversal of 11010231001 is 10013201011.

It is a cyclic number.

It is not a de Polignac number, because 11010231001 - 27 = 11010230873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010201001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97110 + ... + 177343.

It is an arithmetic number, because the mean of its divisors is an integer number (859589928).

Almost surely, 211010231001 is an apocalyptic number.

11010231001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11010231001 is a deficient number, since it is larger than the sum of its proper divisors (2743207847).

11010231001 is a wasteful number, since it uses less digits than its factorization.

11010231001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274992.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 11010231001 its reverse (10013201011), we get a palindrome (21023432012).

The spelling of 11010231001 in words is "eleven billion, ten million, two hundred thirty-one thousand, one".

Divisors: 1 7 11 77 521 3647 5731 40117 274453 1921171 3018983 21132881 142990013 1000930091 1572890143 11010231001