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130212012001 = 443293932307
BaseRepresentation
bin111100101000100111…
…1011001111111100001
3110110002200212120102011
41321101033121333201
54113133233341001
6135452451152521
712256526561101
oct1712117317741
9413080776364
10130212012001
115024a316965
122129b8a5741
13c381aa6416
1464336d7201
1535c1791d51
hex1e513d9fe1

130212012001 has 4 divisors (see below), whose sum is σ = 130505944752. Its totient is φ = 129918079252.

The previous prime is 130212011999. The next prime is 130212012011. The reversal of 130212012001 is 100210212031.

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: 100210212031 = 244740952273.

It is a cyclic number.

It is not a de Polignac number, because 130212012001 - 21 = 130212011999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130212012011) 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, 146965711 + ... + 146966596.

It is an arithmetic number, because the mean of its divisors is an integer number (32626486188).

Almost surely, 2130212012001 is an apocalyptic number.

It is an amenable number.

130212012001 is a deficient number, since it is larger than the sum of its proper divisors (293932751).

130212012001 is an equidigital number, since it uses as much as digits as its factorization.

130212012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293932750.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 130212012001 its reverse (100210212031), we get a palindrome (230422224032).

The spelling of 130212012001 in words is "one hundred thirty billion, two hundred twelve million, twelve thousand, one".

Divisors: 1 443 293932307 130212012001