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120230211331231 = 431617452117353
BaseRepresentation
bin11011010101100101000111…
…000010011010010010011111
3120202200220012011000100202121
4123111211013002122102133
5111224322433100044411
61103412555132403411
734216226501210101
oct3325450702322237
9522626164010677
10120230211331231
11353443899a0751
1211599506616567
1352118778349b1
14219925d68b571
15dd76e504a571
hex6d594709a49f

120230211331231 has 8 divisors (see below), whose sum is σ = 120704482701504. Its totient is φ = 119756844197760.

The previous prime is 120230211331213. The next prime is 120230211331247. The reversal of 120230211331231 is 132133112032021.

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

It is a cyclic number.

It is not a de Polignac number, because 120230211331231 - 27 = 120230211331103 is a prime.

It is a super-2 number, since 2×1202302113312312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120230211331196 and 120230211331205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120230211331331) 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, 225792750 + ... + 226324603.

It is an arithmetic number, because the mean of its divisors is an integer number (15088060337688).

Almost surely, 2120230211331231 is an apocalyptic number.

120230211331231 is a deficient number, since it is larger than the sum of its proper divisors (474271370273).

120230211331231 is an equidigital number, since it uses as much as digits as its factorization.

120230211331231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452118401.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 120230211331231 its reverse (132133112032021), we get a palindrome (252363323363252).

The spelling of 120230211331231 in words is "one hundred twenty trillion, two hundred thirty billion, two hundred eleven million, three hundred thirty-one thousand, two hundred thirty-one".

Divisors: 1 431 617 265927 452117353 194862579143 278956406801 120230211331231