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131012224204333 = 997871312918759
BaseRepresentation
bin11101110010011110101001…
…000101011011111000101101
3122011212122110011102122010111
4131302132221011123320231
5114133001013344014313
61142350103535340021
736411215022401263
oct3562365105337055
9564778404378114
10131012224204333
1138820a7709982a
121283b068981611
135814527295814
14244d04dd06433
151022dde0bb43d
hex7727a915be2d

131012224204333 has 4 divisors (see below), whose sum is σ = 131013537222880. Its totient is φ = 131010911185788.

The previous prime is 131012224204331. The next prime is 131012224204373. The reversal of 131012224204333 is 333402422210131.

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 131012224204333 - 21 = 131012224204331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131012224204295 and 131012224204304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131012224204331) 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, 656359593 + ... + 656559166.

It is an arithmetic number, because the mean of its divisors is an integer number (32753384305720).

Almost surely, 2131012224204333 is an apocalyptic number.

It is an amenable number.

131012224204333 is a deficient number, since it is larger than the sum of its proper divisors (1313018547).

131012224204333 is an equidigital number, since it uses as much as digits as its factorization.

131012224204333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1313018546.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 131012224204333 its reverse (333402422210131), we get a palindrome (464414646414464).

The spelling of 131012224204333 in words is "one hundred thirty-one trillion, twelve billion, two hundred twenty-four million, two hundred four thousand, three hundred thirty-three".

Divisors: 1 99787 1312918759 131012224204333