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10030220023 = 19227784543
BaseRepresentation
bin10010101011101100…
…10000001011110111
3221220000121222012111
421111312100023313
5131020214020043
64335142231451
7503362314655
oct112566201367
927800558174
1010030220023
11428788583a
121b3b125587
13c3b03b645
146b218bdd5
153da87c09d
hex255d902f7

10030220023 has 6 divisors (see below), whose sum is σ = 10585911264. Its totient is φ = 9502313364.

The previous prime is 10030220021. The next prime is 10030220041. The reversal of 10030220023 is 32002203001.

It is a happy number.

It is not a de Polignac number, because 10030220023 - 21 = 10030220021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10030219985 and 10030220012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030220021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13891911 + ... + 13892632.

It is an arithmetic number, because the mean of its divisors is an integer number (1764318544).

Almost surely, 210030220023 is an apocalyptic number.

10030220023 is a deficient number, since it is larger than the sum of its proper divisors (555691241).

10030220023 is an equidigital number, since it uses as much as digits as its factorization.

10030220023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27784581 (or 27784562 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 10030220023 its reverse (32002203001), we get a palindrome (42032423024).

The spelling of 10030220023 in words is "ten billion, thirty million, two hundred twenty thousand, twenty-three".

Divisors: 1 19 361 27784543 527906317 10030220023