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220013010233 = 1811215541493
BaseRepresentation
bin1100110011100111001…
…1000001110100111001
3210000220002021221102122
43030321303001310321
512101041312311413
6245023402211025
721616061505422
oct3147163016471
9700802257378
10220013010233
1185341676a85
1236781ab3a75
1317993600873
14a911dd2649
155aca410108
hex3339cc1d39

220013010233 has 4 divisors (see below), whose sum is σ = 221228551908. Its totient is φ = 218797468560.

The previous prime is 220013010121. The next prime is 220013010241. The reversal of 220013010233 is 332010310022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332010310022 = 2166005155011.

It can be written as a sum of positive squares in 2 ways, for example, as 6265830649 + 213747179584 = 79157^2 + 462328^2 .

It is a cyclic number.

It is not a de Polignac number, because 220013010233 - 232 = 215718042937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220013010263) 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, 607770566 + ... + 607770927.

It is an arithmetic number, because the mean of its divisors is an integer number (55307137977).

Almost surely, 2220013010233 is an apocalyptic number.

It is an amenable number.

220013010233 is a deficient number, since it is larger than the sum of its proper divisors (1215541675).

220013010233 is a wasteful number, since it uses less digits than its factorization.

220013010233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215541674.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 220013010233 its reverse (332010310022), we get a palindrome (552023320255).

The spelling of 220013010233 in words is "two hundred twenty billion, thirteen million, ten thousand, two hundred thirty-three".

Divisors: 1 181 1215541493 220013010233