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13102202132031 = 36961627409957
BaseRepresentation
bin1011111010101001100000…
…0110101001011000111111
31201101120001222211202202210
42332222120012221120333
53204131302221211111
643511022450551503
72521413532366035
oct276523006513077
951346058752683
1013102202132031
1141a1681591221
121577364b98593
137406bc794a5c
1433421571a555
1517ac41db00a6
hexbea981a963f

13102202132031 has 8 divisors (see below), whose sum is σ = 17472112510384. Its totient is φ = 8733546587520.

The previous prime is 13102202132017. The next prime is 13102202132039. The reversal of 13102202132031 is 13023120220131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13102202132031 - 211 = 13102202129983 is a prime.

It is a super-2 number, since 2×131022021320312 (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 = 13102202131989 and 13102202132007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102202132039) 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, 313684096 + ... + 313725861.

It is an arithmetic number, because the mean of its divisors is an integer number (2184014063798).

Almost surely, 213102202132031 is an apocalyptic number.

13102202132031 is a deficient number, since it is larger than the sum of its proper divisors (4369910378353).

13102202132031 is an equidigital number, since it uses as much as digits as its factorization.

13102202132031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627416921.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13102202132031 its reverse (13023120220131), we get a palindrome (26125322352162).

The spelling of 13102202132031 in words is "thirteen trillion, one hundred two billion, two hundred two million, one hundred thirty-two thousand, thirty-one".

Divisors: 1 3 6961 20883 627409957 1882229871 4367400710677 13102202132031