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10110221031 = 324533137369
BaseRepresentation
bin10010110101001110…
…11011101011100111
3222002121011102221210
421122213123223213
5131201204033111
64351121042503
7505353314031
oct113247335347
928077142853
1010110221031
114318a57779
121b61a86433
13c5179c311
146bca54c51
153e28d10a6
hex25a9dbae7

10110221031 has 8 divisors (see below), whose sum is σ = 13480942320. Its totient is φ = 6739823552.

The previous prime is 10110221027. The next prime is 10110221039. The reversal of 10110221031 is 13012201101.

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 10110221031 - 22 = 10110221027 is a prime.

It is a super-2 number, since 2×101102210312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10110220998 and 10110221016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10110221039) 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, 4915 + ... + 142283.

It is an arithmetic number, because the mean of its divisors is an integer number (1685117790).

Almost surely, 210110221031 is an apocalyptic number.

10110221031 is a deficient number, since it is larger than the sum of its proper divisors (3370721289).

10110221031 is a wasteful number, since it uses less digits than its factorization.

10110221031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161905.

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

Adding to 10110221031 its reverse (13012201101), we get a palindrome (23122422132).

The spelling of 10110221031 in words is "ten billion, one hundred ten million, two hundred twenty-one thousand, thirty-one".

Divisors: 1 3 24533 73599 137369 412107 3370073677 10110221031