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1200210020202 = 231374471455361
BaseRepresentation
bin10001011101110010000…
…101111000011101101010
311020201221200220020112110
4101131302011320131222
5124131012231121302
62315211402023150
7152466215562564
oct21356205703552
94221850806473
101200210020202
114230082a3406
12174737aa7ab6
1389243c6cb0b
144213a398334
1521348373b6c
hex1177217876a

1200210020202 has 16 divisors (see below), whose sum is σ = 2400439154112. Its totient is φ = 400066821120.

The previous prime is 1200210020201. The next prime is 1200210020221. The reversal of 1200210020202 is 2020200120021.

It is not an unprimeable number, because it can be changed into a prime (1200210020201) 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, 97002 + ... + 1552362.

It is an arithmetic number, because the mean of its divisors is an integer number (150027447132).

Almost surely, 21200210020202 is an apocalyptic number.

1200210020202 is an abundant number, since it is smaller than the sum of its proper divisors (1200229133910).

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

1200210020202 is a wasteful number, since it uses less digits than its factorization.

1200210020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592813.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1200210020202 its reverse (2020200120021), we get a palindrome (3220410140223).

The spelling of 1200210020202 in words is "one trillion, two hundred billion, two hundred ten million, twenty thousand, two hundred two".

Divisors: 1 2 3 6 137447 274894 412341 824682 1455361 2910722 4366083 8732166 200035003367 400070006734 600105010101 1200210020202