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120230221013 = 742614030919
BaseRepresentation
bin110111111111001000…
…1111001010011010101
3102111100001101001100122
41233332101321103111
53432212414033023
6131122154521325
711454263005460
oct1577621712325
9374301331318
10120230221013
1146a97909621
121b374a36245
13b450ac3116
145b67b542d7
1531da2ce2c8
hex1bfe4794d5

120230221013 has 8 divisors (see below), whose sum is σ = 137438248320. Its totient is φ = 103030264080.

The previous prime is 120230220967. The next prime is 120230221081. The reversal of 120230221013 is 310122032021.

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

It is a cyclic number.

It is not a de Polignac number, because 120230221013 - 28 = 120230220757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120230220982 and 120230221000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120230221093) 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 7 ways as a sum of consecutive naturals, for example, 1985633 + ... + 2045286.

It is an arithmetic number, because the mean of its divisors is an integer number (17179781040).

Almost surely, 2120230221013 is an apocalyptic number.

It is an amenable number.

120230221013 is a deficient number, since it is larger than the sum of its proper divisors (17208027307).

120230221013 is an equidigital number, since it uses as much as digits as its factorization.

120230221013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4035187.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 120230221013 its reverse (310122032021), we get a palindrome (430352253034).

The spelling of 120230221013 in words is "one hundred twenty billion, two hundred thirty million, two hundred twenty-one thousand, thirteen".

Divisors: 1 7 4261 29827 4030919 28216433 17175745859 120230221013