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10102010101 = 37392929153
BaseRepresentation
bin10010110100010000…
…00111000011110101
3222002000201021200021
421122020013003311
5131142103310401
64350225045141
7505223445331
oct113210070365
928060637607
1010102010101
114314359787
121b5b1867b1
13c4cb85b91
146bb9187c1
153e1d0d2a1
hex25a2070f5

10102010101 has 8 divisors (see below), whose sum is σ = 10140344280. Its totient is φ = 10063736832.

The previous prime is 10102010089. The next prime is 10102010119. The reversal of 10102010101 is 10101020101.

It can be written as a sum of positive squares in 4 ways, for example, as 566487601 + 9535522500 = 23801^2 + 97650^2 .

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 10102010101 - 211 = 10102008053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102010201) 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, 331941 + ... + 361093.

It is an arithmetic number, because the mean of its divisors is an integer number (1267543035).

Almost surely, 210102010101 is an apocalyptic number.

It is an amenable number.

10102010101 is a deficient number, since it is larger than the sum of its proper divisors (38334179).

10102010101 is an equidigital number, since it uses as much as digits as its factorization.

10102010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30455.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 10102010101 its reverse (10101020101), we get a palindrome (20203030202).

The spelling of 10102010101 in words is "ten billion, one hundred two million, ten thousand, one hundred one".

Divisors: 1 373 929 29153 346517 10874069 27083137 10102010101