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1213413210201 = 3521776336027
BaseRepresentation
bin10001101010000101000…
…100000011100001011001
311022000000212000210021110
4101222011010003201121
5124340032240211301
62325233452130533
7153444340052103
oct21520504034131
94260025023243
101213413210201
1142867313a485
12177201766a49
138a569474a8a
1442a2dad6573
152186c5600d6
hex11a85103859

1213413210201 has 8 divisors (see below), whose sum is σ = 1620989626464. Its totient is φ = 807389467040.

The previous prime is 1213413210193. The next prime is 1213413210257. The reversal of 1213413210201 is 1020123143121.

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

It is a cyclic number.

It is not a de Polignac number, because 1213413210201 - 23 = 1213413210193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1213413212201) 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, 388166451 + ... + 388169576.

It is an arithmetic number, because the mean of its divisors is an integer number (202623703308).

Almost surely, 21213413210201 is an apocalyptic number.

It is an amenable number.

1213413210201 is a deficient number, since it is larger than the sum of its proper divisors (407576416263).

1213413210201 is an equidigital number, since it uses as much as digits as its factorization.

1213413210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776336551.

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

Adding to 1213413210201 its reverse (1020123143121), we get a palindrome (2233536353322).

The spelling of 1213413210201 in words is "one trillion, two hundred thirteen billion, four hundred thirteen million, two hundred ten thousand, two hundred one".

Divisors: 1 3 521 1563 776336027 2329008081 404471070067 1213413210201