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12130231001 = 711315335311
BaseRepresentation
bin10110100110000010…
…01010001011011001
31011022101011120200212
423103001022023121
5144320314343001
65323400540505
7606412155650
oct132301121331
934271146625
1012130231001
1151652210a9
122426481735
1311b41314a5
1483103c197
154aede77bb
hex2d304a2d9

12130231001 has 8 divisors (see below), whose sum is σ = 13985804544. Its totient is φ = 10305328320.

The previous prime is 12130230977. The next prime is 12130231037. The reversal of 12130231001 is 10013203121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12130231001 - 214 = 12130214617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12130231301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7666865 + ... + 7668446.

It is an arithmetic number, because the mean of its divisors is an integer number (1748225568).

Almost surely, 212130231001 is an apocalyptic number.

It is an amenable number.

12130231001 is a deficient number, since it is larger than the sum of its proper divisors (1855573543).

12130231001 is a wasteful number, since it uses less digits than its factorization.

12130231001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15335431.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12130231001 its reverse (10013203121), we get a palindrome (22143434122).

The spelling of 12130231001 in words is "twelve billion, one hundred thirty million, two hundred thirty-one thousand, one".

Divisors: 1 7 113 791 15335311 107347177 1732890143 12130231001