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120212002013 = 367327553139
BaseRepresentation
bin110111111110100110…
…0011001010011011101
3102111021210002102120212
41233331030121103131
53432143233031023
6131120304222205
711453652105035
oct1577514312335
9374253072525
10120212002013
1146a885a53a4
121b36a90a965
13b44a0b454c
145b655708c5
1531d88d0e78
hex1bfd3194dd

120212002013 has 4 divisors (see below), whose sum is σ = 120539555520. Its totient is φ = 119884448508.

The previous prime is 120212002007. The next prime is 120212002049. The reversal of 120212002013 is 310200212021.

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: 310200212021 = 744314316003.

It is a cyclic number.

It is not a de Polignac number, because 120212002013 - 226 = 120144893149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120212002613) 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 3 ways as a sum of consecutive naturals, for example, 163776203 + ... + 163776936.

It is an arithmetic number, because the mean of its divisors is an integer number (30134888880).

Almost surely, 2120212002013 is an apocalyptic number.

It is an amenable number.

120212002013 is a deficient number, since it is larger than the sum of its proper divisors (327553507).

120212002013 is an equidigital number, since it uses as much as digits as its factorization.

120212002013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327553506.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120212002013 its reverse (310200212021), we get a palindrome (430412214034).

The spelling of 120212002013 in words is "one hundred twenty billion, two hundred twelve million, two thousand, thirteen".

Divisors: 1 367 327553139 120212002013