Search a number
-
+
120213011230 = 25132775695867
BaseRepresentation
bin110111111110101000…
…0001111101100011110
3102111021211222200222021
41233331100033230132
53432144012324410
6131120342010354
711453663510254
oct1577520175436
9374254880867
10120213011230
1146a89124664
121b36b1169ba
13b44a378a10
145b657545d4
1531d8a2eeda
hex1bfd40fb1e

120213011230 has 64 divisors (see below), whose sum is σ = 234320506560. Its totient is φ = 44140852224.

The previous prime is 120213011227. The next prime is 120213011231. The reversal of 120213011230 is 32110312021.

It is a super-2 number, since 2×1202130112302 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120213011231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20486757 + ... + 20492623.

It is an arithmetic number, because the mean of its divisors is an integer number (3661257915).

Almost surely, 2120213011230 is an apocalyptic number.

120213011230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120213011230 is a deficient number, since it is larger than the sum of its proper divisors (114107495330).

120213011230 is a wasteful number, since it uses less digits than its factorization.

120213011230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6733.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120213011230 its reverse (32110312021), we get a palindrome (152323323251).

The spelling of 120213011230 in words is "one hundred twenty billion, two hundred thirteen million, eleven thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 277 554 569 1138 1385 2770 2845 3601 5690 5867 7202 7397 11734 14794 18005 29335 36010 36985 58670 73970 76271 152542 157613 315226 381355 762710 788065 1576130 1625159 2048969 3250318 3338323 4097938 6676646 8125795 10244845 16251590 16691615 20489690 21127067 33383230 42254134 43398199 86796398 105635335 211270670 216990995 433981990 924715471 1849430942 4623577355 9247154710 12021301123 24042602246 60106505615 120213011230