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120012201102220 = 2257857230007873
BaseRepresentation
bin11011010010011010000100…
…100111011000101110001100
3120201221001110122022020200021
4123102122010213120232030
5111212234441440232340
61103124502152511524
734164411135635560
oct3322320447305614
9521831418266607
10120012201102220
113526a9858a0969
12115632033ab5a4
1351c714314339b
14218c89b6796a0
15dd1bd589be4a
hex6d26849d8b8c

120012201102220 has 24 divisors (see below), whose sum is σ = 288029282645664. Its totient is φ = 41147040377856.

The previous prime is 120012201102181. The next prime is 120012201102223. The reversal of 120012201102220 is 22201102210021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120012201102194 and 120012201102203.

It is not an unprimeable number, because it can be changed into a prime (120012201102223) 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, 428615003797 + ... + 428615004076.

It is an arithmetic number, because the mean of its divisors is an integer number (12001220110236).

Almost surely, 2120012201102220 is an apocalyptic number.

120012201102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120012201102220 is an abundant number, since it is smaller than the sum of its proper divisors (168017081543444).

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

120012201102220 is a wasteful number, since it uses less digits than its factorization.

120012201102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857230007889 (or 857230007887 counting only the distinct ones).

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

Adding to 120012201102220 its reverse (22201102210021), we get a palindrome (142213303312241).

The spelling of 120012201102220 in words is "one hundred twenty trillion, twelve billion, two hundred one million, one hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 857230007873 1714460015746 3428920031492 4286150039365 6000610055111 8572300078730 12001220110222 17144600157460 24002440220444 30003050275555 60006100551110 120012201102220