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1200202012201 = 7879291641587
BaseRepresentation
bin10001011101110001100…
…111010101011000101001
311020201221010211101121211
4101131301213111120221
5124131003203342301
62315210514233121
7152466060530623
oct21356147253051
94221833741554
101200202012201
11423003823925
121747352857a1
13892423c7b5a
14421392b1c13
15213477e1051
hex117719d5629

1200202012201 has 8 divisors (see below), whose sum is σ = 1203021349920. Its totient is φ = 1197385961088.

The previous prime is 1200202012199. The next prime is 1200202012211. The reversal of 1200202012201 is 1022102020021.

It is a happy number.

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 1200202012201 - 21 = 1200202012199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200202012211) 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, 89671 + ... + 1551916.

It is an arithmetic number, because the mean of its divisors is an integer number (150377668740).

Almost surely, 21200202012201 is an apocalyptic number.

It is an amenable number.

1200202012201 is a deficient number, since it is larger than the sum of its proper divisors (2819337719).

1200202012201 is an equidigital number, since it uses as much as digits as its factorization.

1200202012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643303.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200202012201 its reverse (1022102020021), we get a palindrome (2222304032222).

The spelling of 1200202012201 in words is "one trillion, two hundred billion, two hundred two million, twelve thousand, two hundred one".

Divisors: 1 787 929 731123 1641587 1291928969 1525034323 1200202012201