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12030121302 = 232005020217
BaseRepresentation
bin10110011010000110…
…10001010101010110
31011001101210111000020
423031003101111112
5144114202340202
65305423130010
7604055225643
oct131503212526
934041714006
1012030121302
115113765211
1223b8a43906
13119947ca94
14821a1cdca
154a62205bc
hex2cd0d1556

12030121302 has 8 divisors (see below), whose sum is σ = 24060242616. Its totient is φ = 4010040432.

The previous prime is 12030121291. The next prime is 12030121303. The reversal of 12030121302 is 20312103021.

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

12030121302 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030121303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002510103 + ... + 1002510114.

It is an arithmetic number, because the mean of its divisors is an integer number (3007530327).

Almost surely, 212030121302 is an apocalyptic number.

12030121302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12030121302 is a wasteful number, since it uses less digits than its factorization.

12030121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2005020222.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12030121302 its reverse (20312103021), we get a palindrome (32342224323).

The spelling of 12030121302 in words is "twelve billion, thirty million, one hundred twenty-one thousand, three hundred two".

Divisors: 1 2 3 6 2005020217 4010040434 6015060651 12030121302