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1031013032223 = 34371112568297
BaseRepresentation
bin11110000000011010010…
…10100110000100011111
310122120020001220200211010
433000031022212010133
5113343003314012343
62105350231230303
7134326315114416
oct17001512460437
93576201820733
101031013032223
11368282a84039
12147998218393
13762bb4b1895
1437c8923247d
151bc44297d33
hexf00d2a611f

1031013032223 has 16 divisors (see below), whose sum is σ = 1426465472256. Its totient is φ = 661901580480.

The previous prime is 1031013032177. The next prime is 1031013032251. The reversal of 1031013032223 is 3222303101301.

It is not a de Polignac number, because 1031013032223 - 225 = 1030979477791 is a prime.

It is a super-2 number, since 2×10310130322232 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1031013032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031013032723) 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, 56274990 + ... + 56293307.

It is an arithmetic number, because the mean of its divisors is an integer number (89154092016).

Almost surely, 21031013032223 is an apocalyptic number.

1031013032223 is a deficient number, since it is larger than the sum of its proper divisors (395452440033).

1031013032223 is a wasteful number, since it uses less digits than its factorization.

1031013032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112568414.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1031013032223 its reverse (3222303101301), we get a palindrome (4253316133524).

The spelling of 1031013032223 in words is "one trillion, thirty-one billion, thirteen million, thirty-two thousand, two hundred twenty-three".

Divisors: 1 3 43 71 129 213 3053 9159 112568297 337704891 4840436771 7992349087 14521310313 23977047261 343671010741 1031013032223