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131331314011 = 773881192847
BaseRepresentation
bin111101001001111110…
…1001101000101011011
3110112222201001000010011
41322103331031011123
54122431304022021
6140155513502351
712326340515212
oct1722375150533
9415881030104
10131331314011
1150774115047
12215527119b7
13c4cc9548c1
1464dc21c079
153639b8bde1
hex1e93f4d15b

131331314011 has 8 divisors (see below), whose sum is σ = 131651158464. Its totient is φ = 131011858560.

The previous prime is 131331313973. The next prime is 131331314017. The reversal of 131331314011 is 110413133131.

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 131331314011 - 211 = 131331311963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131331314017) 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, 584590 + ... + 777436.

It is an arithmetic number, because the mean of its divisors is an integer number (16456394808).

Almost surely, 2131331314011 is an apocalyptic number.

131331314011 is a deficient number, since it is larger than the sum of its proper divisors (319844453).

131331314011 is an equidigital number, since it uses as much as digits as its factorization.

131331314011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194501.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 131331314011 its reverse (110413133131), we get a palindrome (241744447142).

The spelling of 131331314011 in words is "one hundred thirty-one billion, three hundred thirty-one million, three hundred fourteen thousand, eleven".

Divisors: 1 773 881 192847 681013 149070731 169898207 131331314011