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1201112210202 = 23200185368367
BaseRepresentation
bin10001011110100111110…
…111011101101100011010
311020211021120112020112220
4101132213313131230122
5124134334211211302
62315441111044510
7152530452222252
oct21364767355432
94224246466486
101201112210202
11423430591083
1217494a070736
1389358b52258
14421c4124962
152139c6844bc
hex117a7dddb1a

1201112210202 has 8 divisors (see below), whose sum is σ = 2402224420416. Its totient is φ = 400370736732.

The previous prime is 1201112210197. The next prime is 1201112210203. The reversal of 1201112210202 is 2020122111021.

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

1201112210202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1201112210203) 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, 100092684178 + ... + 100092684189.

It is an arithmetic number, because the mean of its divisors is an integer number (300278052552).

Almost surely, 21201112210202 is an apocalyptic number.

1201112210202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201112210202 is a wasteful number, since it uses less digits than its factorization.

1201112210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200185368372.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1201112210202 its reverse (2020122111021), we get a palindrome (3221234321223).

The spelling of 1201112210202 in words is "one trillion, two hundred one billion, one hundred twelve million, two hundred ten thousand, two hundred two".

Divisors: 1 2 3 6 200185368367 400370736734 600556105101 1201112210202