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323212230130021 = 2343132604885517
BaseRepresentation
bin100100101111101011011011…
…0001010011111100101100101
31120101101210021001010000211221
41021133112312022133211211
5314331002121403130041
63103225352042100341
7125036212240223611
oct11137266612374545
91511353231100757
10323212230130021
1193a9259a868101
1230300841aaa6b1
1310b46a2327592b
1459b57ac072341
152757759e3a2d1
hex125f5b629f965

323212230130021 has 8 divisors (see below), whose sum is σ = 338047453050624. Its totient is φ = 308442216981360.

The previous prime is 323212230130019. The next prime is 323212230130033. The reversal of 323212230130021 is 120031032212323.

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 323212230130021 - 21 = 323212230130019 is a prime.

It is a super-2 number, since 2×3232122301300212 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323212230130921) 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, 16302432846 + ... + 16302452671.

It is an arithmetic number, because the mean of its divisors is an integer number (42255931631328).

Almost surely, 2323212230130021 is an apocalyptic number.

It is an amenable number.

323212230130021 is a deficient number, since it is larger than the sum of its proper divisors (14835222920603).

323212230130021 is a wasteful number, since it uses less digits than its factorization.

323212230130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32604885971.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 323212230130021 its reverse (120031032212323), we get a palindrome (443243262342344).

The spelling of 323212230130021 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred thirty million, one hundred thirty thousand, twenty-one".

Divisors: 1 23 431 9913 32604885517 749912366891 14052705657827 323212230130021