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1031012032223 = 10110208039923
BaseRepresentation
bin11110000000011010001…
…10110001111011011111
310122120020000000220002002
433000031012301323133
5113343003040012343
62105350153552515
7134326303451105
oct17001506617337
93576200026062
101031012032223
11368282460798
12147997a1573b
13762bb221674
1437c89051c75
151bc4414b8b8
hexf00d1b1edf

1031012032223 has 4 divisors (see below), whose sum is σ = 1041220072248. Its totient is φ = 1020803992200.

The previous prime is 1031012032201. The next prime is 1031012032241. The reversal of 1031012032223 is 3222302101301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1031012032223 - 234 = 1013832163039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1031012032195 and 1031012032204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031012032823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5104019861 + ... + 5104020062.

It is an arithmetic number, because the mean of its divisors is an integer number (260305018062).

Almost surely, 21031012032223 is an apocalyptic number.

1031012032223 is a deficient number, since it is larger than the sum of its proper divisors (10208040025).

1031012032223 is a wasteful number, since it uses less digits than its factorization.

1031012032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10208040024.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1031012032223 its reverse (3222302101301), we get a palindrome (4253314133524).

The spelling of 1031012032223 in words is "one trillion, thirty-one billion, twelve million, thirty-two thousand, two hundred twenty-three".

Divisors: 1 101 10208039923 1031012032223