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131001113201 = 753353102731
BaseRepresentation
bin111101000000001000…
…1100101101001110001
3110112010200201001202112
41322000101211221301
54121242241110301
6140103040255105
712315221042510
oct1720021455161
9415120631675
10131001113201
1150614793312
1221480011495
13c4794115ca
1464aa426677
15361abb49bb
hex1e80465a71

131001113201 has 8 divisors (see below), whose sum is σ = 152540380224. Its totient is φ = 110168051760.

The previous prime is 131001113167. The next prime is 131001113207. The reversal of 131001113201 is 102311100131.

It is a happy number.

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 131001113201 - 226 = 130934004337 is a prime.

It is a super-2 number, since 2×1310011132012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131001113207) 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, 176550995 + ... + 176551736.

It is an arithmetic number, because the mean of its divisors is an integer number (19067547528).

Almost surely, 2131001113201 is an apocalyptic number.

It is an amenable number.

131001113201 is a deficient number, since it is larger than the sum of its proper divisors (21539267023).

131001113201 is an equidigital number, since it uses as much as digits as its factorization.

131001113201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353102791.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 131001113201 its reverse (102311100131), we get a palindrome (233312213332).

The spelling of 131001113201 in words is "one hundred thirty-one billion, one million, one hundred thirteen thousand, two hundred one".

Divisors: 1 7 53 371 353102731 2471719117 18714444743 131001113201