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103101120011231 = 239611430285421
BaseRepresentation
bin10111011100010100011001…
…101000100101101111011111
3111112001101000022201121112222
4113130110121220211233133
5102003202043210324411
61003140000051015555
730500544603254606
oct2734243150455737
9445041008647488
10103101120011231
112a93aa37450a71
12b69183059a5bb
13456b517521804
141b661997d6a3d
15bdbd6b7384db
hex5dc519a25bdf

103101120011231 has 4 divisors (see below), whose sum is σ = 103101550536264. Its totient is φ = 103100689486200.

The previous prime is 103101120011203. The next prime is 103101120011261. The reversal of 103101120011231 is 132110021101301.

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 103101120011231 - 218 = 103101119749087 is a prime.

It is a super-2 number, since 2×1031011200112312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103101120011261) 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, 214903100 + ... + 215382321.

It is an arithmetic number, because the mean of its divisors is an integer number (25775387634066).

Almost surely, 2103101120011231 is an apocalyptic number.

103101120011231 is a deficient number, since it is larger than the sum of its proper divisors (430525033).

103101120011231 is an equidigital number, since it uses as much as digits as its factorization.

103101120011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430525032.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 103101120011231 its reverse (132110021101301), we get a palindrome (235211141112532).

The spelling of 103101120011231 in words is "one hundred three trillion, one hundred one billion, one hundred twenty million, eleven thousand, two hundred thirty-one".

Divisors: 1 239611 430285421 103101120011231