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131033013312301 = 314226871397171
BaseRepresentation
bin11101110010110010000000…
…001101100101101100101101
3122011221122002222210202000021
4131302302000031211230231
5114133321102401443201
61142403422454202141
736412552136035432
oct3562620015455455
9564848088722007
10131033013312301
1138829874a9a2a1
12128430ab053351
13581648b2ab739
142450062d1db89
15102370925bea1
hex772c80365b2d

131033013312301 has 4 divisors (see below), whose sum is σ = 135259884709504. Its totient is φ = 126806141915100.

The previous prime is 131033013312287. The next prime is 131033013312307. The reversal of 131033013312301 is 103213310330131.

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.

It is a cyclic number.

It is not a de Polignac number, because 131033013312301 - 25 = 131033013312269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131033013312307) 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 3 ways as a sum of consecutive naturals, for example, 2113435698555 + ... + 2113435698616.

It is an arithmetic number, because the mean of its divisors is an integer number (33814971177376).

Almost surely, 2131033013312301 is an apocalyptic number.

It is an amenable number.

131033013312301 is a deficient number, since it is larger than the sum of its proper divisors (4226871397203).

131033013312301 is an equidigital number, since it uses as much as digits as its factorization.

131033013312301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226871397202.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 131033013312301 its reverse (103213310330131), we get a palindrome (234246323642432).

The spelling of 131033013312301 in words is "one hundred thirty-one trillion, thirty-three billion, thirteen million, three hundred twelve thousand, three hundred one".

Divisors: 1 31 4226871397171 131033013312301