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103213213013 = 311461719903
BaseRepresentation
bin110000000011111111…
…1001010010101010101
3100212102002212110212002
41200013333022111111
53142340040304023
6115225425205045
710312501556321
oct1400777122525
9325362773762
10103213213013
113a855193649
1218005a90785
13996b426411
144dd1ac8981
152a41397b28
hex1807fca555

103213213013 has 8 divisors (see below), whose sum is σ = 103769842176. Its totient is φ = 102658025200.

The previous prime is 103213213009. The next prime is 103213213031. The reversal of 103213213013 is 310312312301.

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 103213213013 - 22 = 103213213009 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 (103213213093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216581 + ... + 503322.

It is an arithmetic number, because the mean of its divisors is an integer number (12971230272).

Almost surely, 2103213213013 is an apocalyptic number.

It is an amenable number.

103213213013 is a deficient number, since it is larger than the sum of its proper divisors (556629163).

103213213013 is an equidigital number, since it uses as much as digits as its factorization.

103213213013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720675.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103213213013 its reverse (310312312301), we get a palindrome (413525525314).

The spelling of 103213213013 in words is "one hundred three billion, two hundred thirteen million, two hundred thirteen thousand, thirteen".

Divisors: 1 311 461 143371 719903 223889833 331875283 103213213013