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1202221000202 = 22213271626977
BaseRepresentation
bin10001011111101001111…
…101001010011000001010
311020221010211220121111012
4101133221331022120022
5124144122034001302
62320143120203522
7152600104615205
oct21375175123012
94227124817435
101202221000202
1142394a45a452
12174bb94695a2
13894a478cb01
144228b4b093c
1521414ba4a52
hex117e9f4a60a

1202221000202 has 8 divisors (see below), whose sum is σ = 1804146387876. Its totient is φ = 600838870912.

The previous prime is 1202221000193. The next prime is 1202221000217. The reversal of 1202221000202 is 2020001222021.

It can be written as a sum of positive squares in 2 ways, for example, as 931280970841 + 270940029361 = 965029^2 + 520519^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135809063 + ... + 135817914.

Almost surely, 21202221000202 is an apocalyptic number.

1202221000202 is a deficient number, since it is larger than the sum of its proper divisors (601925387674).

1202221000202 is a wasteful number, since it uses less digits than its factorization.

1202221000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271629192.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1202221000202 its reverse (2020001222021), we get a palindrome (3222222222223).

The spelling of 1202221000202 in words is "one trillion, two hundred two billion, two hundred twenty-one million, two hundred two", and thus it is an aban number.

Divisors: 1 2 2213 4426 271626977 543253954 601110500101 1202221000202