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103002231213 = 3271634956051
BaseRepresentation
bin101111111101101101…
…0010101000110101101
3100211212101212111020100
41133323122111012231
53141422032344323
6115152451141313
710304330343120
oct1377332250655
9324771774210
10103002231213
113a75708a922
1217b672a4839
1399367c570b
144db1a883b7
152a2cabe943
hex17fb6951ad

103002231213 has 12 divisors (see below), whose sum is σ = 170035429408. Its totient is φ = 58858417800.

The previous prime is 103002231179. The next prime is 103002231253. The reversal of 103002231213 is 312132200301.

It is not a de Polignac number, because 103002231213 - 26 = 103002231149 is a prime.

It is a super-2 number, since 2×1030022312132 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103002231253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817477963 + ... + 817478088.

Almost surely, 2103002231213 is an apocalyptic number.

It is an amenable number.

103002231213 is a deficient number, since it is larger than the sum of its proper divisors (67033198195).

103002231213 is a wasteful number, since it uses less digits than its factorization.

103002231213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1634956064 (or 1634956061 counting only the distinct ones).

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

Adding to 103002231213 its reverse (312132200301), we get a palindrome (415134431514).

The spelling of 103002231213 in words is "one hundred three billion, two million, two hundred thirty-one thousand, two hundred thirteen".

Divisors: 1 3 7 9 21 63 1634956051 4904868153 11444692357 14714604459 34334077071 103002231213