Search a number
-
+
10120210131 = 326983914947
BaseRepresentation
bin10010110110011011…
…00010011011010011
3222010021221221102110
421123031202123103
5131211233211011
64352115120403
7505534236543
oct113315423323
928107857373
1010120210131
11432365a729
121b652a3103
13c53888c25
146c00d5323
153e3705ba6
hex25b3626d3

10120210131 has 16 divisors (see below), whose sum is σ = 13560825600. Its totient is φ = 6713264928.

The previous prime is 10120210129. The next prime is 10120210147. The reversal of 10120210131 is 13101202101.

It is not a de Polignac number, because 10120210131 - 21 = 10120210129 is a prime.

It is a super-2 number, since 2×101202101312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10120210181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669600 + ... + 684546.

It is an arithmetic number, because the mean of its divisors is an integer number (847551600).

Almost surely, 210120210131 is an apocalyptic number.

10120210131 is a deficient number, since it is larger than the sum of its proper divisors (3440615469).

10120210131 is a wasteful number, since it uses less digits than its factorization.

10120210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16058.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10120210131 its reverse (13101202101), we get a palindrome (23221412232).

The spelling of 10120210131 in words is "ten billion, one hundred twenty million, two hundred ten thousand, one hundred thirty-one".

Divisors: 1 3 269 807 839 2517 14947 44841 225691 677073 4020743 12062229 12540533 37621599 3373403377 10120210131