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13030031202023 = 111184548291093
BaseRepresentation
bin1011110110011100101001…
…1000011001011011100111
31201010122210021111122210002
42331213022120121123213
53201441000441431043
643413525205251515
72513250214533263
oct275471230313347
951118707448702
1013030031202023
114174006a15320
121565383103b9b
1373695a656644
1433092a6730a3
15178e1adc5bb8
hexbd9ca6196e7

13030031202023 has 4 divisors (see below), whose sum is σ = 14214579493128. Its totient is φ = 11845482910920.

The previous prime is 13030031202007. The next prime is 13030031202061. The reversal of 13030031202023 is 32020213003031.

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

It is a cyclic number.

It is not a de Polignac number, because 13030031202023 - 24 = 13030031202007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13030031201986 and 13030031202004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030031202073) 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, 592274145536 + ... + 592274145557.

It is an arithmetic number, because the mean of its divisors is an integer number (3553644873282).

Almost surely, 213030031202023 is an apocalyptic number.

13030031202023 is a deficient number, since it is larger than the sum of its proper divisors (1184548291105).

13030031202023 is a wasteful number, since it uses less digits than its factorization.

13030031202023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184548291104.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13030031202023 its reverse (32020213003031), we get a palindrome (45050244205054).

The spelling of 13030031202023 in words is "thirteen trillion, thirty billion, thirty-one million, two hundred two thousand, twenty-three".

Divisors: 1 11 1184548291093 13030031202023