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11110112212020 = 2235185168536867
BaseRepresentation
bin1010000110101100011001…
…0010101011010000110100
31110100010010211012121122020
42201223012102223100310
52424012002211241040
635343525354233140
72224451636430453
oct241530622532064
943303124177566
1011110112212020
1135a3854781628
1212b526a1257b0
136278a9c4c0b3
142a5a37608b9a
15143eed569cd0
hexa1ac64ab434

11110112212020 has 24 divisors (see below), whose sum is σ = 31108314193824. Its totient is φ = 2962696589856.

The previous prime is 11110112211983. The next prime is 11110112212139. The reversal of 11110112212020 is 2021221101111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92584268374 + ... + 92584268493.

It is an arithmetic number, because the mean of its divisors is an integer number (1296179758076).

Almost surely, 211110112212020 is an apocalyptic number.

11110112212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11110112212020 is an abundant number, since it is smaller than the sum of its proper divisors (19998201981804).

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

11110112212020 is a wasteful number, since it uses less digits than its factorization.

11110112212020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185168536879 (or 185168536877 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11110112212020 its reverse (2021221101111), we get a palindrome (13131333313131).

The spelling of 11110112212020 in words is "eleven trillion, one hundred ten billion, one hundred twelve million, two hundred twelve thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 185168536867 370337073734 555505610601 740674147468 925842684335 1111011221202 1851685368670 2222022442404 2777528053005 3703370737340 5555056106010 11110112212020