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1031023100223 = 3338186040749
BaseRepresentation
bin11110000000011011100…
…01000000000100111111
310122120020202212012112000
433000031301000010333
5113343013403201343
62105351231113343
7134326466516244
oct17001561000477
93576222765460
101031023100223
113682887302a6
1214799b672853
13762c05c838c
1437c8a6d35cb
151bc450d5ed3
hexf00dc4013f

1031023100223 has 8 divisors (see below), whose sum is σ = 1527441630000. Its totient is φ = 687348733464.

The previous prime is 1031023100209. The next prime is 1031023100267. The reversal of 1031023100223 is 3220013201301.

1031023100223 is a `hidden beast` number, since 10 + 310 + 23 + 100 + 223 = 666.

It is not a de Polignac number, because 1031023100223 - 213 = 1031023092031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031023100196 and 1031023100205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031023100293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19093020348 + ... + 19093020401.

It is an arithmetic number, because the mean of its divisors is an integer number (190930203750).

Almost surely, 21031023100223 is an apocalyptic number.

1031023100223 is a deficient number, since it is larger than the sum of its proper divisors (496418529777).

1031023100223 is an equidigital number, since it uses as much as digits as its factorization.

1031023100223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38186040758 (or 38186040752 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1031023100223 its reverse (3220013201301), we get a palindrome (4251036301524).

The spelling of 1031023100223 in words is "one trillion, thirty-one billion, twenty-three million, one hundred thousand, two hundred twenty-three".

Divisors: 1 3 9 27 38186040749 114558122247 343674366741 1031023100223