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103213203102 = 23310118924313
BaseRepresentation
bin110000000011111111…
…1000111111010011110
3100212102002211222021000
41200013333013322132
53142340034444402
6115225425051130
710312501515402
oct1400777077236
9325362758230
10103213203102
113a855187159
1218005a86aa6
13996b421a59
144dd1ac5102
152a41394c1c
hex1807fc7e9e

103213203102 has 32 divisors (see below), whose sum is σ = 231633603360. Its totient is φ = 34063761600.

The previous prime is 103213203091. The next prime is 103213203139. The reversal of 103213203102 is 201302312301.

103213203102 is a `hidden beast` number, since 1 + 0 + 32 + 1 + 320 + 310 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9456703 + ... + 9467610.

It is an arithmetic number, because the mean of its divisors is an integer number (7238550105).

Almost surely, 2103213203102 is an apocalyptic number.

103213203102 is an abundant number, since it is smaller than the sum of its proper divisors (128420400258).

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

103213203102 is a wasteful number, since it uses less digits than its factorization.

103213203102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18924425 (or 18924419 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103213203102 its reverse (201302312301), we get a palindrome (304515515403).

The spelling of 103213203102 in words is "one hundred three billion, two hundred thirteen million, two hundred three thousand, one hundred two".

Divisors: 1 2 3 6 9 18 27 54 101 202 303 606 909 1818 2727 5454 18924313 37848626 56772939 113545878 170318817 340637634 510956451 1021912902 1911355613 3822711226 5734066839 11468133678 17202200517 34404401034 51606601551 103213203102