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120002212131313 = 209475728849579
BaseRepresentation
bin11011010010010000110001…
…001110011111000111110001
3120201220002200111021221121211
4123102100301032133013301
5111212104012301200223
61103120131042320121
734163605454040451
oct3322206116370761
9521802614257554
10120002212131313
113526671a32a206
1211561296059041
1351c6210818005
14218c1d0b87d61
15dd17ed96bd0d
hex6d243139f1f1

120002212131313 has 4 divisors (see below), whose sum is σ = 120007941001840. Its totient is φ = 119996483260788.

The previous prime is 120002212131257. The next prime is 120002212131377. The reversal of 120002212131313 is 313131212200021.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120002212131313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120002612131313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2864403843 + ... + 2864445736.

It is an arithmetic number, because the mean of its divisors is an integer number (30001985250460).

Almost surely, 2120002212131313 is an apocalyptic number.

It is an amenable number.

120002212131313 is a deficient number, since it is larger than the sum of its proper divisors (5728870527).

120002212131313 is an equidigital number, since it uses as much as digits as its factorization.

120002212131313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5728870526.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 120002212131313 its reverse (313131212200021), we get a palindrome (433133424331334).

The spelling of 120002212131313 in words is "one hundred twenty trillion, two billion, two hundred twelve million, one hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 20947 5728849579 120002212131313