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20300202201 = 3231012912929
BaseRepresentation
bin10010111001111111…
…001000000011011001
31221101202102010020210
4102321333020003121
5313033322432301
613154211441333
71316025604656
oct227177100331
957352363223
1020300202201
118677a31414
123b265b6249
131bb6946786
14da810cc2d
157dc2b9ad6
hex4b9fc80d9

20300202201 has 16 divisors (see below), whose sum is σ = 28523410560. Its totient is φ = 12816883200.

The previous prime is 20300202137. The next prime is 20300202233. The reversal of 20300202201 is 10220200302.

It is not a de Polignac number, because 20300202201 - 26 = 20300202137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20300207201) 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, 1449496 + ... + 1463433.

It is an arithmetic number, because the mean of its divisors is an integer number (1782713160).

Almost surely, 220300202201 is an apocalyptic number.

It is an amenable number.

20300202201 is a deficient number, since it is larger than the sum of its proper divisors (8223208359).

20300202201 is a wasteful number, since it uses less digits than its factorization.

20300202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913056.

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20300202201 its reverse (10220200302), we get a palindrome (30520402503).

The spelling of 20300202201 in words is "twenty billion, three hundred million, two hundred two thousand, two hundred one".

Divisors: 1 3 23 69 101 303 2323 6969 2912929 8738787 66997367 200992101 294205829 882617487 6766734067 20300202201