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2020300222231 = 1723131283713903
BaseRepresentation
bin11101011001100011010…
…001101110111100010111
321011010202012021222200201
4131121203101232330113
5231100033324102411
64144040233121331
7265650631355314
oct35314321567427
97133665258621
102020300222231
11709893896255
1228766a559247
1311868a1b6ca5
146dad69a5d0b
153784529d3c1
hex1d66346ef17

2020300222231 has 32 divisors (see below), whose sum is σ = 2250141493248. Its totient is φ = 1804137054720.

The previous prime is 2020300222189. The next prime is 2020300222289. The reversal of 2020300222231 is 1322220030202.

It is a cyclic number.

It is not a de Polignac number, because 2020300222231 - 215 = 2020300189463 is a prime.

It is a super-2 number, since 2×20203002222312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2020300222199 and 2020300222208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020300222631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145307026 + ... + 145320928.

It is an arithmetic number, because the mean of its divisors is an integer number (70316921664).

Almost surely, 22020300222231 is an apocalyptic number.

2020300222231 is a deficient number, since it is larger than the sum of its proper divisors (229841271017).

2020300222231 is a wasteful number, since it uses less digits than its factorization.

2020300222231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16911.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2020300222231 its reverse (1322220030202), we get a palindrome (3342520252433).

The spelling of 2020300222231 in words is "two trillion, twenty billion, three hundred million, two hundred twenty-two thousand, two hundred thirty-one".

Divisors: 1 17 23 131 391 2227 2837 3013 13903 48229 51221 65251 236351 319769 371647 1109267 1821293 5436073 6317999 8547881 30961981 39442811 41889739 145313977 670527787 712125563 907184653 5167008241 15422139101 87839140097 118841189543 2020300222231