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2100221310310 = 251423966115277
BaseRepresentation
bin11110100011111110111…
…100011111010101100110
321102210001000220220212221
4132203332330133111212
5233402223123412220
64244454531302554
7304510304405104
oct36437674372546
97383030826787
102100221310310
1173a7761a4672
1229b053a4aa5a
13123085b7ca56
147391907cc74
15399718809aa
hex1e8fef1f566

2100221310310 has 32 divisors (see below), whose sum is σ = 3783694234752. Its totient is φ = 839356318080.

The previous prime is 2100221310301. The next prime is 2100221310331. The reversal of 2100221310310 is 130131220012.

It is a super-2 number, since 2×21002213103102 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137468392 + ... + 137483668.

It is an arithmetic number, because the mean of its divisors is an integer number (118240444836).

Almost surely, 22100221310310 is an apocalyptic number.

2100221310310 is a deficient number, since it is larger than the sum of its proper divisors (1683472924442).

2100221310310 is a wasteful number, since it uses less digits than its factorization.

2100221310310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26368.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2100221310310 its reverse (130131220012), we get a palindrome (2230352530322).

The spelling of 2100221310310 in words is "two trillion, one hundred billion, two hundred twenty-one million, three hundred ten thousand, three hundred ten".

Divisors: 1 2 5 10 1423 2846 7115 9661 14230 15277 19322 30554 48305 76385 96610 152770 13747603 21739171 27495206 43478342 68738015 108695855 137476030 147591097 217391710 295182194 737955485 1475910970 210022131031 420044262062 1050110655155 2100221310310