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1020213310313 = 1103924944071
BaseRepresentation
bin11101101100010010111…
…00111011001101101001
310121112100102022222110202
432312021130323031221
5113203344101412223
62100402435521545
7133464560024621
oct16661134731551
93545312288422
101020213310313
113637408a912a
121458834592b5
1375289c0aca2
1437542bb7881
151b8110ba428
hexed8973b369

1020213310313 has 4 divisors (see below), whose sum is σ = 1021138255488. Its totient is φ = 1019288365140.

The previous prime is 1020213310297. The next prime is 1020213310399. The reversal of 1020213310313 is 3130133120201.

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 1020213310313 - 24 = 1020213310297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020213310213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462470933 + ... + 462473138.

It is an arithmetic number, because the mean of its divisors is an integer number (255284563872).

Almost surely, 21020213310313 is an apocalyptic number.

It is an amenable number.

1020213310313 is a deficient number, since it is larger than the sum of its proper divisors (924945175).

1020213310313 is an equidigital number, since it uses as much as digits as its factorization.

1020213310313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924945174.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1020213310313 its reverse (3130133120201), we get a palindrome (4150346430514).

The spelling of 1020213310313 in words is "one trillion, twenty billion, two hundred thirteen million, three hundred ten thousand, three hundred thirteen".

Divisors: 1 1103 924944071 1020213310313