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202001230211 = 11719118721517
BaseRepresentation
bin1011110000100000110…
…1100010100110000011
3201022101210221201020212
42330020031202212003
511302144303331321
6232444215224335
720410531061264
oct2741015424603
9638353851225
10202001230211
1178739479070
12331959780ab
1316082b07471
149ac3bba96b
1553c3ecb55b
hex2f08362983

202001230211 has 16 divisors (see below), whose sum is σ = 220867637760. Its totient is φ = 183219067680.

The previous prime is 202001230181. The next prime is 202001230217. The reversal of 202001230211 is 112032100202.

It is a happy number.

It is not a de Polignac number, because 202001230211 - 210 = 202001229187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202001230217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9377225 + ... + 9398741.

It is an arithmetic number, because the mean of its divisors is an integer number (13804227360).

Almost surely, 2202001230211 is an apocalyptic number.

202001230211 is a deficient number, since it is larger than the sum of its proper divisors (18866407549).

202001230211 is a wasteful number, since it uses less digits than its factorization.

202001230211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23434.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 202001230211 its reverse (112032100202), we get a palindrome (314033330413).

The spelling of 202001230211 in words is "two hundred two billion, one million, two hundred thirty thousand, two hundred eleven".

Divisors: 1 11 719 1187 7909 13057 21517 236687 853453 9387983 15470723 25540679 170177953 280947469 18363748201 202001230211