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10024110221 = 71141184651
BaseRepresentation
bin10010101010111101…
…11100100010001101
3221212121010120010112
421111132330202031
5131012133011341
64334403245405
7503256350066
oct112536744215
927777116115
1010024110221
114284392414
121b39079865
13c399ac688
146b143b56d
153da071aeb
hex2557bc88d

10024110221 has 4 divisors (see below), whose sum is σ = 10165294944. Its totient is φ = 9882925500.

The previous prime is 10024110199. The next prime is 10024110233. The reversal of 10024110221 is 12201142001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12201142001 = 60120301401.

It is a cyclic number.

It is not a de Polignac number, because 10024110221 - 210 = 10024109197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10024110196 and 10024110205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10024110281) 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, 70592255 + ... + 70592396.

It is an arithmetic number, because the mean of its divisors is an integer number (2541323736).

Almost surely, 210024110221 is an apocalyptic number.

It is an amenable number.

10024110221 is a deficient number, since it is larger than the sum of its proper divisors (141184723).

10024110221 is an equidigital number, since it uses as much as digits as its factorization.

10024110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141184722.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10024110221 its reverse (12201142001), we get a palindrome (22225252222).

The spelling of 10024110221 in words is "ten billion, twenty-four million, one hundred ten thousand, two hundred twenty-one".

Divisors: 1 71 141184651 10024110221