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1330221032213 = 8333915961567
BaseRepresentation
bin10011010110110111010…
…110100010001100010101
311201011112101112221210112
4103112313112202030111
5133243243041012323
62455032313132405
7165051055133123
oct23266726421425
94634471487715
101330221032213
11473164103a77
121959803ba105
13985931cba18
14485510cc913
1524907160178
hex135b75a2315

1330221032213 has 4 divisors (see below), whose sum is σ = 1330237077120. Its totient is φ = 1330204987308.

The previous prime is 1330221032201. The next prime is 1330221032293. The reversal of 1330221032213 is 3122301220331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1330221032213 - 28 = 1330221031957 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 (1330221032293) 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, 7897445 + ... + 8064122.

It is an arithmetic number, because the mean of its divisors is an integer number (332559269280).

Almost surely, 21330221032213 is an apocalyptic number.

It is an amenable number.

1330221032213 is a deficient number, since it is larger than the sum of its proper divisors (16044907).

1330221032213 is an equidigital number, since it uses as much as digits as its factorization.

1330221032213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16044906.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1330221032213 its reverse (3122301220331), we get a palindrome (4452522252544).

The spelling of 1330221032213 in words is "one trillion, three hundred thirty billion, two hundred twenty-one million, thirty-two thousand, two hundred thirteen".

Divisors: 1 83339 15961567 1330221032213