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10131001022 = 215133546361
BaseRepresentation
bin10010110111101101…
…01100111010111110
3222011001021011202002
421123312230322332
5131222014013042
64353142302302
7506025042062
oct113366547276
928131234662
1010131001022
11432976001a
121b68a27992
13c55b9677c
146c1703aa2
153e4638132
hex25bdacebe

10131001022 has 8 divisors (see below), whose sum is σ = 15297141072. Its totient is φ = 5031954000.

The previous prime is 10131001007. The next prime is 10131001031. The reversal of 10131001022 is 22010013101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 10131000994 and 10131001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16772879 + ... + 16773482.

It is an arithmetic number, because the mean of its divisors is an integer number (1912142634).

Almost surely, 210131001022 is an apocalyptic number.

10131001022 is a deficient number, since it is larger than the sum of its proper divisors (5166140050).

10131001022 is a wasteful number, since it uses less digits than its factorization.

10131001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33546514.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10131001022 its reverse (22010013101), we get a palindrome (32141014123).

The spelling of 10131001022 in words is "ten billion, one hundred thirty-one million, one thousand, twenty-two".

Divisors: 1 2 151 302 33546361 67092722 5065500511 10131001022