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11020112210 = 251102011221
BaseRepresentation
bin10100100001101100…
…11001000101010010
31001110000021201000002
422100312121011102
5140032122042320
65021303130002
7540042260012
oct122066310522
931400251002
1011020112210
114745625458
122176743902
131068149b73
14767827c42
15447713675
hex290d99152

11020112210 has 8 divisors (see below), whose sum is σ = 19836201996. Its totient is φ = 4408044880.

The previous prime is 11020112203. The next prime is 11020112219. The reversal of 11020112210 is 1221102011.

It can be written as a sum of positive squares in 2 ways, for example, as 10512195841 + 507916369 = 102529^2 + 22537^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11020112191 and 11020112200.

It is not an unprimeable number, because it can be changed into a prime (11020112219) 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, 551005601 + ... + 551005620.

Almost surely, 211020112210 is an apocalyptic number.

11020112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11020112210 is a deficient number, since it is larger than the sum of its proper divisors (8816089786).

11020112210 is a wasteful number, since it uses less digits than its factorization.

11020112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102011228.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11020112210 its reverse (1221102011), we get a palindrome (12241214221).

The spelling of 11020112210 in words is "eleven billion, twenty million, one hundred twelve thousand, two hundred ten".

Divisors: 1 2 5 10 1102011221 2204022442 5510056105 11020112210