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1310232122123 = 1636180082643
BaseRepresentation
bin10011000100001111111…
…010111001001100001011
311122020221022220010001012
4103010033322321030023
5132431323410401443
62441525021314135
7163442526165251
oct23041772711413
94566838803035
101310232122123
11465736969a71
12191b2210594b
1396728c07a82
14475b64925d1
1524137385118
hex1310feb930b

1310232122123 has 4 divisors (see below), whose sum is σ = 1310312221128. Its totient is φ = 1310152023120.

The previous prime is 1310232122117. The next prime is 1310232122179. The reversal of 1310232122123 is 3212212320131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1310232122123 - 28 = 1310232121867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310232122113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40024961 + ... + 40057682.

It is an arithmetic number, because the mean of its divisors is an integer number (327578055282).

Almost surely, 21310232122123 is an apocalyptic number.

1310232122123 is a deficient number, since it is larger than the sum of its proper divisors (80099005).

1310232122123 is an equidigital number, since it uses as much as digits as its factorization.

1310232122123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80099004.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1310232122123 its reverse (3212212320131), we get a palindrome (4522444442254).

The spelling of 1310232122123 in words is "one trillion, three hundred ten billion, two hundred thirty-two million, one hundred twenty-two thousand, one hundred twenty-three".

Divisors: 1 16361 80082643 1310232122123