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13122030103 = 713144198133
BaseRepresentation
bin11000011100010001…
…00100101000010111
31020212111102012021221
430032020210220113
5203333214430403
610010030351211
7643114262350
oct141610445027
936774365257
1013122030103
115624053486
12266265b507
131311759970
148c6a52d27
1551c008dbd
hex30e224a17

13122030103 has 8 divisors (see below), whose sum is σ = 16150191008. Its totient is φ = 10382265504.

The previous prime is 13122030041. The next prime is 13122030133. The reversal of 13122030103 is 30103022131.

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

It is not a de Polignac number, because 13122030103 - 213 = 13122021911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122030133) 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, 72098976 + ... + 72099157.

It is an arithmetic number, because the mean of its divisors is an integer number (2018773876).

Almost surely, 213122030103 is an apocalyptic number.

13122030103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13122030103 is a deficient number, since it is larger than the sum of its proper divisors (3028160905).

13122030103 is a wasteful number, since it uses less digits than its factorization.

13122030103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144198153.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13122030103 its reverse (30103022131), we get a palindrome (43225052234).

The spelling of 13122030103 in words is "thirteen billion, one hundred twenty-two million, thirty thousand, one hundred three".

Divisors: 1 7 13 91 144198133 1009386931 1874575729 13122030103