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103312203321 = 3231497278309
BaseRepresentation
bin110000000110111100…
…0110001111000111001
3100212200000010201000210
41200031320301320321
53143040411001241
6115243323021333
710315113144645
oct1401570617071
9325600121023
10103312203321
113a8a6055518
121803306a849
139985aa5472
145000cd5c25
152a49ded316
hex180de31e39

103312203321 has 8 divisors (see below), whose sum is σ = 143738717760. Its totient is φ = 65880245552.

The previous prime is 103312203271. The next prime is 103312203343. The reversal of 103312203321 is 123302213301.

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 103312203321 - 26 = 103312203257 is a prime.

It is a super-2 number, since 2×1033122033212 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103312203221) 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, 748639086 + ... + 748639223.

It is an arithmetic number, because the mean of its divisors is an integer number (17967339720).

Almost surely, 2103312203321 is an apocalyptic number.

It is an amenable number.

103312203321 is a deficient number, since it is larger than the sum of its proper divisors (40426514439).

103312203321 is a wasteful number, since it uses less digits than its factorization.

103312203321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497278335.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103312203321 its reverse (123302213301), we get a palindrome (226614416622).

The spelling of 103312203321 in words is "one hundred three billion, three hundred twelve million, two hundred three thousand, three hundred twenty-one".

Divisors: 1 3 23 69 1497278309 4491834927 34437401107 103312203321