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10301031001 = 91991119799
BaseRepresentation
bin10011001011111110…
…10100001001011001
3222120220012121000201
421211333110021121
5132044030443001
64422054502201
7513161214232
oct114577241131
928526177021
1010301031001
114406733068
121bb5964961
13c82189621
146da124089
15404522501
hex265fd4259

10301031001 has 4 divisors (see below), whose sum is σ = 10302160000. Its totient is φ = 10299902004.

The previous prime is 10301030989. The next prime is 10301031011. The reversal of 10301031001 is 10013010301.

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 10301031001 - 221 = 10298933849 is a prime.

It is a super-2 number, since 2×103010310012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10301031011) 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, 550701 + ... + 569098.

It is an arithmetic number, because the mean of its divisors is an integer number (2575540000).

Almost surely, 210301031001 is an apocalyptic number.

It is an amenable number.

10301031001 is a deficient number, since it is larger than the sum of its proper divisors (1128999).

10301031001 is an equidigital number, since it uses as much as digits as its factorization.

10301031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128998.

The product of its (nonzero) digits is 9, while the sum is 10.

Adding to 10301031001 its reverse (10013010301), we get a palindrome (20314041302).

The spelling of 10301031001 in words is "ten billion, three hundred one million, thirty-one thousand, one".

Divisors: 1 9199 1119799 10301031001