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10121230233 = 331739072389
BaseRepresentation
bin10010110110100010…
…11011011110011001
3222010100212202202000
421123101123132121
5131212013331413
64352153031213
7505546015602
oct113321333631
928110782660
1010121230233
114324197094
121b656b5509
13c53b5533a
146c02bcda9
153e3858073
hex25b45b799

10121230233 has 32 divisors (see below), whose sum is σ = 15104035200. Its totient is φ = 6698282688.

The previous prime is 10121230199. The next prime is 10121230333. The reversal of 10121230233 is 33203212101.

It is not a de Polignac number, because 10121230233 - 217 = 10121099161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10121230333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4235403 + ... + 4237791.

It is an arithmetic number, because the mean of its divisors is an integer number (472001100).

Almost surely, 210121230233 is an apocalyptic number.

It is an amenable number.

10121230233 is a deficient number, since it is larger than the sum of its proper divisors (4982804967).

10121230233 is a wasteful number, since it uses less digits than its factorization.

10121230233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3478 (or 3472 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10121230233 its reverse (33203212101), we get a palindrome (43324442334).

The spelling of 10121230233 in words is "ten billion, one hundred twenty-one million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 3 9 27 173 519 907 1557 2389 2721 4671 7167 8163 21501 24489 64503 156911 413297 470733 1239891 1412199 2166823 3719673 4236597 6500469 11159019 19501407 58504221 374860379 1124581137 3373743411 10121230233