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1330200320021 = 1970010543159
BaseRepresentation
bin10011010110110110000…
…111100001100000010101
311201011110221120200000022
4103112312013201200111
5133243222240220041
62455030253154525
7165050414106536
oct23266607414025
94634427520008
101330200320021
11473153447661
1219597548ba45
139858bb293a1
144854c45a68d
152490541d24b
hex135b61e1815

1330200320021 has 4 divisors (see below), whose sum is σ = 1400210863200. Its totient is φ = 1260189776844.

The previous prime is 1330200319993. The next prime is 1330200320023. The reversal of 1330200320021 is 1200230020331.

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 1330200320021 - 214 = 1330200303637 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 (1330200320023) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 35005271561 + ... + 35005271598.

It is an arithmetic number, because the mean of its divisors is an integer number (350052715800).

Almost surely, 21330200320021 is an apocalyptic number.

It is an amenable number.

1330200320021 is a deficient number, since it is larger than the sum of its proper divisors (70010543179).

1330200320021 is an equidigital number, since it uses as much as digits as its factorization.

1330200320021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70010543178.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 1330200320021 its reverse (1200230020331), we get a palindrome (2530430340352).

The spelling of 1330200320021 in words is "one trillion, three hundred thirty billion, two hundred million, three hundred twenty thousand, twenty-one".

Divisors: 1 19 70010543159 1330200320021