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1031320130230 = 251310774142353
BaseRepresentation
bin11110000000111110111…
…10000101001010110110
310122121000110202220002101
433000133132011022312
5113344120423131410
62105440521332314
7134340034316035
oct17003736051266
93577013686071
101031320130230
11368420366345
12147a6303709a
1376339cc6390
1437cb7d3271c
151bc61209d3a
hexf01f7852b6

1031320130230 has 32 divisors (see below), whose sum is σ = 2017858306464. Its totient is φ = 377236286976.

The previous prime is 1031320130129. The next prime is 1031320130287. The reversal of 1031320130230 is 320310231301.

It is a super-2 number, since 2×10313201302302 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1031320130198 and 1031320130207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37057267 + ... + 37085086.

It is an arithmetic number, because the mean of its divisors is an integer number (63058072077).

Almost surely, 21031320130230 is an apocalyptic number.

1031320130230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1031320130230 is a deficient number, since it is larger than the sum of its proper divisors (986538176234).

1031320130230 is a wasteful number, since it uses less digits than its factorization.

1031320130230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74142480.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1031320130230 its reverse (320310231301), we get a palindrome (1351630361531).

The spelling of 1031320130230 in words is "one trillion, thirty-one billion, three hundred twenty million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 107 130 214 535 1070 1391 2782 6955 13910 74142353 148284706 370711765 741423530 963850589 1927701178 4819252945 7933231771 9638505890 15866463542 39666158855 79332317710 103132013023 206264026046 515660065115 1031320130230