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11102210022220 = 2252738812026831
BaseRepresentation
bin1010000110001110111101…
…0010001101101101001100
31110022100202002211210002221
42201203233102031231030
52423344311231202340
635340141311025124
72224052054062312
oct241435722155514
943270662753087
1011102210022220
1135a046a13a459
1212b382380b1a4
13626c1aa63b45
142a54c7d220b2
15143bd994044a
hexa18ef48db4c

11102210022220 has 24 divisors (see below), whose sum is σ = 23314737676608. Its totient is φ = 4440865603200.

The previous prime is 11102210022203. The next prime is 11102210022287. The reversal of 11102210022220 is 2222001220111.

It is a happy number.

11102210022220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11102210022194 and 11102210022203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4464205 + ... + 6491035.

It is an arithmetic number, because the mean of its divisors is an integer number (971447403192).

Almost surely, 211102210022220 is an apocalyptic number.

11102210022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102210022220 is an abundant number, since it is smaller than the sum of its proper divisors (12212527654388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11102210022220 is a wasteful number, since it uses less digits than its factorization.

11102210022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300721 (or 2300719 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11102210022220 its reverse (2222001220111), we get a palindrome (13324211242331).

The spelling of 11102210022220 in words is "eleven trillion, one hundred two billion, two hundred ten million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 273881 547762 1095524 1369405 2026831 2738810 4053662 5477620 8107324 10134155 20268310 40536620 555110501111 1110221002222 2220442004444 2775552505555 5551105011110 11102210022220