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13130310213031 = 1111332710532923
BaseRepresentation
bin1011111100010010001101…
…1110011101110110100111
31201111020121220011020011211
42333010203132131312213
53210111333403304111
643531551540412251
72523430220213044
oct277044336356647
951436556136154
1013130310213031
114202595899530
1215808aa3a7087
1374324bbc554b
143357207a21cb
1517b839875521
hexbf12379dda7

13130310213031 has 8 divisors (see below), whose sum is σ = 14324102532864. Its totient is φ = 11936539185720.

The previous prime is 13130310212989. The next prime is 13130310213091. The reversal of 13130310213031 is 13031201303131.

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 13130310213031 - 215 = 13130310180263 is a prime.

It is a super-2 number, since 2×131303102130312 (a number of 27 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 = 13130310212993 and 13130310213011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13130310213091) 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, 4019865 + ... + 6513058.

It is an arithmetic number, because the mean of its divisors is an integer number (1790512816608).

Almost surely, 213130310213031 is an apocalyptic number.

13130310213031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13130310213031 is a deficient number, since it is larger than the sum of its proper divisors (1193792319833).

13130310213031 is a wasteful number, since it uses less digits than its factorization.

13130310213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10646261.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 13130310213031 its reverse (13031201303131), we get a palindrome (26161511516162).

The spelling of 13130310213031 in words is "thirteen trillion, one hundred thirty billion, three hundred ten million, two hundred thirteen thousand, thirty-one".

Divisors: 1 11 113327 1246597 10532923 115862153 1193664564821 13130310213031