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120110122213 = 532266228721
BaseRepresentation
bin110111111011100011…
…1110000010011100101
3102111000200101101202221
41233313013300103211
53431441142402323
6131102224432341
711451304123264
oct1576707602345
9374020341687
10120110122213
1146a3603a614
121b3407786b1
13b431c63243
145b55c105db
1531ce9a955d
hex1bf71f04e5

120110122213 has 4 divisors (see below), whose sum is σ = 122376350988. Its totient is φ = 117843893440.

The previous prime is 120110122211. The next prime is 120110122229. The reversal of 120110122213 is 312221011021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40152945924 + 79957176289 = 200382^2 + 282767^2 .

It is a cyclic number.

It is not a de Polignac number, because 120110122213 - 21 = 120110122211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120110122211) 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, 1133114308 + ... + 1133114413.

It is an arithmetic number, because the mean of its divisors is an integer number (30594087747).

Almost surely, 2120110122213 is an apocalyptic number.

It is an amenable number.

120110122213 is a deficient number, since it is larger than the sum of its proper divisors (2266228775).

120110122213 is an equidigital number, since it uses as much as digits as its factorization.

120110122213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266228774.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 120110122213 its reverse (312221011021), we get a palindrome (432331133234).

The spelling of 120110122213 in words is "one hundred twenty billion, one hundred ten million, one hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 53 2266228721 120110122213