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10021230223 = 104914996373
BaseRepresentation
bin10010101010100111…
…11101011010001111
3221212101201020111221
421111103331122033
5131010413331343
64334221424211
7503223023434
oct112523753217
927771636457
1010021230223
1142827a5654
121b3810b067
13c39211834
146b0ccbb8b
153d9ba35ed
hex2554fd68f

10021230223 has 8 divisors (see below), whose sum is σ = 10039050000. Its totient is φ = 10003428288.

The previous prime is 10021230217. The next prime is 10021230229. The reversal of 10021230223 is 32203212001.

It is an interprime number because it is at equal distance from previous prime (10021230217) and next prime (10021230229).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10021230223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10021230197 and 10021230206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021230229) 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, 1569265 + ... + 1575637.

It is an arithmetic number, because the mean of its divisors is an integer number (1254881250).

Almost surely, 210021230223 is an apocalyptic number.

10021230223 is a deficient number, since it is larger than the sum of its proper divisors (17819777).

10021230223 is a wasteful number, since it uses less digits than its factorization.

10021230223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8921.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10021230223 its reverse (32203212001), we get a palindrome (42224442224).

The spelling of 10021230223 in words is "ten billion, twenty-one million, two hundred thirty thousand, two hundred twenty-three".

Divisors: 1 1049 1499 6373 1572451 6685277 9553127 10021230223