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1213210120341 = 3735539772239
BaseRepresentation
bin10001101001111000111…
…101010101000010010101
311021222111200212202100210
4101221320331111002111
5124334123242322331
62325201355200033
7153436322605302
oct21517075250225
94258450782323
101213210120341
1142857953701a
12177165746019
138a53637826b
1442a10b4c0a9
15218597e5446
hex11a78f55095

1213210120341 has 8 divisors (see below), whose sum is σ = 1639772583040. Its totient is φ = 797727202272.

The previous prime is 1213210120337. The next prime is 1213210120387. The reversal of 1213210120341 is 1430210123121.

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

It is not a de Polignac number, because 1213210120341 - 22 = 1213210120337 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 (1213210120391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2769885901 + ... + 2769886338.

It is an arithmetic number, because the mean of its divisors is an integer number (204971572880).

Almost surely, 21213210120341 is an apocalyptic number.

It is an amenable number.

1213210120341 is a deficient number, since it is larger than the sum of its proper divisors (426562462699).

1213210120341 is an equidigital number, since it uses as much as digits as its factorization.

1213210120341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5539772315.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1213210120341 its reverse (1430210123121), we get a palindrome (2643420243462).

The spelling of 1213210120341 in words is "one trillion, two hundred thirteen billion, two hundred ten million, one hundred twenty thousand, three hundred forty-one".

Divisors: 1 3 73 219 5539772239 16619316717 404403373447 1213210120341