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12102001351 = 112106752223
BaseRepresentation
bin10110100010101010…
…11110001011000111
31011020102001100220021
423101111132023013
5144241103020401
65320511520011
7605620212526
oct132125361307
934212040807
1012102001351
11515029a810
122418b29007
1311ab32925b
1482b3b04bd
154ac6bd2a1
hex2d155e2c7

12102001351 has 8 divisors (see below), whose sum is σ = 13203062784. Its totient is φ = 11001086520.

The previous prime is 12102001337. The next prime is 12102001367. The reversal of 12102001351 is 15310020121.

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

It is a cyclic number.

It is not a de Polignac number, because 12102001351 - 213 = 12101993159 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 (12102001321) 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, 205626 + ... + 257848.

It is an arithmetic number, because the mean of its divisors is an integer number (1650382848).

Almost surely, 212102001351 is an apocalyptic number.

12102001351 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12102001351 is a deficient number, since it is larger than the sum of its proper divisors (1101061433).

12102001351 is a wasteful number, since it uses less digits than its factorization.

12102001351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73301.

The product of its (nonzero) digits is 60, while the sum is 16.

Adding to 12102001351 its reverse (15310020121), we get a palindrome (27412021472).

The spelling of 12102001351 in words is "twelve billion, one hundred two million, one thousand, three hundred fifty-one".

Divisors: 1 11 21067 52223 231737 574453 1100181941 12102001351