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12230312202213 = 37582395819153
BaseRepresentation
bin1011000111111001011101…
…1010100000111111100101
31121022012120111010012120220
42301332113122200333211
53100340134410432323
642002310003514553
72401416352305630
oct261762732407745
947265514105526
1012230312202213
113995934438196
121456396988a59
136a940c984991
14303d43776c17
151632125dd0e3
hexb1f976a0fe5

12230312202213 has 8 divisors (see below), whose sum is σ = 18636666212928. Its totient is φ = 6988749829824.

The previous prime is 12230312202187. The next prime is 12230312202223. The reversal of 12230312202213 is 31220221303221.

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

It is not a de Polignac number, because 12230312202213 - 216 = 12230312136677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12230312202223) 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, 291197909556 + ... + 291197909597.

It is an arithmetic number, because the mean of its divisors is an integer number (2329583276616).

Almost surely, 212230312202213 is an apocalyptic number.

It is an amenable number.

12230312202213 is a deficient number, since it is larger than the sum of its proper divisors (6406354010715).

12230312202213 is an equidigital number, since it uses as much as digits as its factorization.

12230312202213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582395819163.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12230312202213 its reverse (31220221303221), we get a palindrome (43450533505434).

The spelling of 12230312202213 in words is "twelve trillion, two hundred thirty billion, three hundred twelve million, two hundred two thousand, two hundred thirteen".

Divisors: 1 3 7 21 582395819153 1747187457459 4076770734071 12230312202213