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2202012101213 = 3536237994621
BaseRepresentation
bin100000000010110010001…
…001100010101001011101
321210111210000020212102122
4200002302021202221131
5242034210044214323
64403331305232325
7315042625014251
oct40026211425135
97714700225378
102202012101213
11779960474451
122b69214926a5
1312c8586a6982
1478813c9a261
153c42ce04ec8
hex200b2262a5d

2202012101213 has 4 divisors (see below), whose sum is σ = 2208250096188. Its totient is φ = 2195774106240.

The previous prime is 2202012101167. The next prime is 2202012101239. The reversal of 2202012101213 is 3121012102022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1158891004324 + 1043121096889 = 1076518^2 + 1021333^2 .

It is a cyclic number.

It is not a de Polignac number, because 2202012101213 - 28 = 2202012100957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2202012101191 and 2202012101200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202012121213) 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, 3118996958 + ... + 3118997663.

It is an arithmetic number, because the mean of its divisors is an integer number (552062524047).

Almost surely, 22202012101213 is an apocalyptic number.

It is an amenable number.

2202012101213 is a deficient number, since it is larger than the sum of its proper divisors (6237994975).

2202012101213 is an equidigital number, since it uses as much as digits as its factorization.

2202012101213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6237994974.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2202012101213 its reverse (3121012102022), we get a palindrome (5323024203235).

The spelling of 2202012101213 in words is "two trillion, two hundred two billion, twelve million, one hundred one thousand, two hundred thirteen".

Divisors: 1 353 6237994621 2202012101213