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10231223033 = 17881683129
BaseRepresentation
bin10011000011101010…
…00001001011111001
3222102000211222111102
421201311001023321
5131423143114113
64411122341145
7511352650403
oct114165011371
928360758442
1010231223033
114380293329
121b964ba7b5
13c70887335
146d0b51b73
153ed333758
hex261d412f9

10231223033 has 8 divisors (see below), whose sum is σ = 10845371880. Its totient is φ = 9618442240.

The previous prime is 10231223029. The next prime is 10231223039. The reversal of 10231223033 is 33032213201.

It can be written as a sum of positive squares in 4 ways, for example, as 52027369 + 10179195664 = 7213^2 + 100892^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10231223033 - 22 = 10231223029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10231222996 and 10231223014.

It is not an unprimeable number, because it can be changed into a prime (10231223039) 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, 326588 + ... + 356541.

It is an arithmetic number, because the mean of its divisors is an integer number (1355671485).

Almost surely, 210231223033 is an apocalyptic number.

It is an amenable number.

10231223033 is a deficient number, since it is larger than the sum of its proper divisors (614148847).

10231223033 is an equidigital number, since it uses as much as digits as its factorization.

10231223033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684027.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 10231223033 its reverse (33032213201), we get a palindrome (43263436234).

The spelling of 10231223033 in words is "ten billion, two hundred thirty-one million, two hundred twenty-three thousand, thirty-three".

Divisors: 1 17 881 14977 683129 11613193 601836649 10231223033