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200213231202 = 23211122957289
BaseRepresentation
bin1011101001110110100…
…0110111011001100010
3201010210012111221201100
42322131220313121202
511240014041344302
6231550544215230
720315320246215
oct2723550673142
9633705457640
10200213231202
1177a01170a36
123297700a516
1315b5955999a
14999454977c
15531c043d1c
hex2e9da37662

200213231202 has 12 divisors (see below), whose sum is σ = 433795334310. Its totient is φ = 66737743728.

The previous prime is 200213231191. The next prime is 200213231209. The reversal of 200213231202 is 202132312002.

200213231202 is a `hidden beast` number, since 20 + 0 + 213 + 231 + 202 = 666.

It can be written as a sum of positive squares in only one way, i.e., 178110164961 + 22103066241 = 422031^2 + 148671^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 11122957289 = 200213231202 / (2 + 0 + 0 + 2 + 1 + 3 + 2 + 3 + 1 + 2 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (200213231209) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5561478627 + ... + 5561478662.

Almost surely, 2200213231202 is an apocalyptic number.

200213231202 is an abundant number, since it is smaller than the sum of its proper divisors (233582103108).

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

200213231202 is a wasteful number, since it uses less digits than its factorization.

200213231202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11122957297 (or 11122957294 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 200213231202 its reverse (202132312002), we get a palindrome (402345543204).

The spelling of 200213231202 in words is "two hundred billion, two hundred thirteen million, two hundred thirty-one thousand, two hundred two".

Divisors: 1 2 3 6 9 18 11122957289 22245914578 33368871867 66737743734 100106615601 200213231202