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13102222202131 = 31422652329101
BaseRepresentation
bin1011111010101001100101…
…0011001101010100010011
31201101120010101121102202211
42332222121103031110103
53204131322340432011
643511024445052551
72521414165106326
oct276523123152423
951346111542684
1013102222202131
1141a169194a187
12157736b857157
137406c39a105a
143342182627bd
1517ac43a26b21
hexbea994cd513

13102222202131 has 4 divisors (see below), whose sum is σ = 13524874531264. Its totient is φ = 12679569873000.

The previous prime is 13102222202101. The next prime is 13102222202203. The reversal of 13102222202131 is 13120222220131.

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

It is not a de Polignac number, because 13102222202131 - 225 = 13102188647699 is a prime.

It is a super-2 number, since 2×131022222021312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13102222202101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211326164520 + ... + 211326164581.

It is an arithmetic number, because the mean of its divisors is an integer number (3381218632816).

Almost surely, 213102222202131 is an apocalyptic number.

13102222202131 is a deficient number, since it is larger than the sum of its proper divisors (422652329133).

13102222202131 is an equidigital number, since it uses as much as digits as its factorization.

13102222202131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422652329132.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 13102222202131 its reverse (13120222220131), we get a palindrome (26222444422262).

The spelling of 13102222202131 in words is "thirteen trillion, one hundred two billion, two hundred twenty-two million, two hundred two thousand, one hundred thirty-one".

Divisors: 1 31 422652329101 13102222202131