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1023110323031 = 3532898329527
BaseRepresentation
bin11101110001101100010…
…00001001101101010111
310121210211022120110211002
432320312020021231113
5113230312220314111
62102002124533515
7133626425154056
oct16706610115527
93553738513732
101023110323031
11364998117715
121463516b129b
137562c1740b4
143773985239d
151b9305b963b
hexee36209b57

1023110323031 has 4 divisors (see below), whose sum is σ = 1026008652912. Its totient is φ = 1020211993152.

The previous prime is 1023110323013. The next prime is 1023110323069. The reversal of 1023110323031 is 1303230113201.

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 1023110323031 - 26 = 1023110322967 is a prime.

It is a super-2 number, since 2×10231103230312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023110322994 and 1023110323012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023110323931) 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, 1449164411 + ... + 1449165116.

It is an arithmetic number, because the mean of its divisors is an integer number (256502163228).

Almost surely, 21023110323031 is an apocalyptic number.

1023110323031 is a deficient number, since it is larger than the sum of its proper divisors (2898329881).

1023110323031 is an equidigital number, since it uses as much as digits as its factorization.

1023110323031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898329880.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1023110323031 its reverse (1303230113201), we get a palindrome (2326340436232).

The spelling of 1023110323031 in words is "one trillion, twenty-three billion, one hundred ten million, three hundred twenty-three thousand, thirty-one".

Divisors: 1 353 2898329527 1023110323031