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10223001123 = 342120174013
BaseRepresentation
bin10011000010101011…
…01001111000100011
3222101110101021011020
421201111221320203
5131414042013443
64410230220523
7511223034666
oct114125517043
928343337136
1010223001123
114376688065
121b937b4743
13c6bc68bba
146cda116dd
153ec75c583
hex261569e23

10223001123 has 16 divisors (see below), whose sum is σ = 13673225376. Its totient is φ = 6794081280.

The previous prime is 10223001121. The next prime is 10223001137. The reversal of 10223001123 is 32110032201.

It is not a de Polignac number, because 10223001123 - 21 = 10223001121 is a prime.

It is a super-2 number, since 2×102230011232 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10223001121) 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, 2545465 + ... + 2549477.

It is an arithmetic number, because the mean of its divisors is an integer number (854576586).

Almost surely, 210223001123 is an apocalyptic number.

10223001123 is a deficient number, since it is larger than the sum of its proper divisors (3450224253).

10223001123 is a wasteful number, since it uses less digits than its factorization.

10223001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10223001123 its reverse (32110032201), we get a palindrome (42333033324).

The spelling of 10223001123 in words is "ten billion, two hundred twenty-three million, one thousand, one hundred twenty-three".

Divisors: 1 3 421 1263 2017 4013 6051 12039 849157 1689473 2547471 5068419 8094221 24282663 3407667041 10223001123