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101031130141 is a prime number
BaseRepresentation
bin101111000010111101…
…1001011010000011101
3100122210000220011212221
41132011323023100131
53123402432131031
6114225115425341
710204434302554
oct1360573132035
9318700804787
10101031130141
1139935491477
12176b7155251
1396b1329116
144c65d92d9b
152964a19a11
hex1785ecb41d

101031130141 has 2 divisors, whose sum is σ = 101031130142. Its totient is φ = 101031130140.

The previous prime is 101031130139. The next prime is 101031130153. The reversal of 101031130141 is 141031130101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60206927641 + 40824202500 = 245371^2 + 202050^2 .

It is a cyclic number.

It is not a de Polignac number, because 101031130141 - 21 = 101031130139 is a prime.

Together with 101031130139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101031100141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50515565070 + 50515565071.

It is an arithmetic number, because the mean of its divisors is an integer number (50515565071).

Almost surely, 2101031130141 is an apocalyptic number.

It is an amenable number.

101031130141 is a deficient number, since it is larger than the sum of its proper divisors (1).

101031130141 is an equidigital number, since it uses as much as digits as its factorization.

101031130141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 101031130141 its reverse (141031130101), we get a palindrome (242062260242).

The spelling of 101031130141 in words is "one hundred one billion, thirty-one million, one hundred thirty thousand, one hundred forty-one".