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2131220033303 = 19241817463861
BaseRepresentation
bin11111000000110110100…
…111001110111100010111
321112202001101111012122112
4133000312213032330113
5234404214312031203
64311022521421235
7306655422245564
oct37006647167427
97482041435575
102131220033303
11751933169aa9
122a506533a81b
13125c861259aa
1475219dc186b
153a687ed76d8
hex1f0369cef17

2131220033303 has 8 divisors (see below), whose sum is σ = 2243403622320. Its totient is φ = 2019037855680.

The previous prime is 2131220033291. The next prime is 2131220033309. The reversal of 2131220033303 is 3033300221312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2131220033303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131220033309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4362593 + ... + 4826453.

It is an arithmetic number, because the mean of its divisors is an integer number (280425452790).

Almost surely, 22131220033303 is an apocalyptic number.

2131220033303 is a deficient number, since it is larger than the sum of its proper divisors (112183589017).

2131220033303 is a wasteful number, since it uses less digits than its factorization.

2131220033303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705697.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 2131220033303 its reverse (3033300221312), we get a palindrome (5164520254615).

The spelling of 2131220033303 in words is "two trillion, one hundred thirty-one billion, two hundred twenty million, thirty-three thousand, three hundred three".

Divisors: 1 19 241817 463861 4594523 8813359 112169475437 2131220033303