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100322131201 = 810311238071
BaseRepresentation
bin101110101101110101…
…0100011110100000001
3100120221121210022011221
41131123222203310001
53120424431144301
6114030511235041
710151035021345
oct1353352436401
9316847708157
10100322131201
1139601256036
1217539818a81
1395ca488a16
144bd9b55625
15292266ada1
hex175baa3d01

100322131201 has 4 divisors (see below), whose sum is σ = 100323450304. Its totient is φ = 100320812100.

The previous prime is 100322131153. The next prime is 100322131241. The reversal of 100322131201 is 102131223001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102131223001 = 546171869953.

It is a cyclic number.

It is not a de Polignac number, because 100322131201 - 231 = 98174647553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100322131241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538005 + ... + 700066.

It is an arithmetic number, because the mean of its divisors is an integer number (25080862576).

Almost surely, 2100322131201 is an apocalyptic number.

It is an amenable number.

100322131201 is a deficient number, since it is larger than the sum of its proper divisors (1319103).

100322131201 is an equidigital number, since it uses as much as digits as its factorization.

100322131201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319102.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 100322131201 its reverse (102131223001), we get a palindrome (202453354202).

The spelling of 100322131201 in words is "one hundred billion, three hundred twenty-two million, one hundred thirty-one thousand, two hundred one".

Divisors: 1 81031 1238071 100322131201