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12422823121 = 223347160541
BaseRepresentation
bin10111001000111010…
…10011110011010001
31012001202201210122001
423210131103303101
5200420220314441
65412412114001
7616564153132
oct134435236321
935052653561
1012422823121
1152a53a5975
1224a8465901
13122c937517
1485bc43c89
154ca941731
hex2e4753cd1

12422823121 has 8 divisors (see below), whose sum is σ = 12514569984. Its totient is φ = 12331398480.

The previous prime is 12422823113. The next prime is 12422823131. The reversal of 12422823121 is 12132822421.

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 12422823121 - 23 = 12422823113 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12422823121.

It is not an unprimeable number, because it can be changed into a prime (12422823131) 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, 2890 + ... + 157651.

It is an arithmetic number, because the mean of its divisors is an integer number (1564321248).

Almost surely, 212422823121 is an apocalyptic number.

It is an amenable number.

12422823121 is a deficient number, since it is larger than the sum of its proper divisors (91746863).

12422823121 is a wasteful number, since it uses less digits than its factorization.

12422823121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161111.

The product of its digits is 3072, while the sum is 28.

The spelling of 12422823121 in words is "twelve billion, four hundred twenty-two million, eight hundred twenty-three thousand, one hundred twenty-one".

Divisors: 1 223 347 77381 160541 35800643 55707727 12422823121