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102303511131211 = 1337212689212331
BaseRepresentation
bin10111010000101101100100…
…011100001011010001001011
3111102020010020120220100112121
4113100231210130023101023
5101402120042322144321
61001325330104352111
730356120242533055
oct2720554434132113
9442203216810477
10102303511131211
112a662747a94095
12b583132a75637
134511244a71c40
141b39732c5c8d5
15bc6238316441
hex5d0b6470b44b

102303511131211 has 8 divisors (see below), whose sum is σ = 113150660960624. Its totient is φ = 91881739726560.

The previous prime is 102303511131209. The next prime is 102303511131271. The reversal of 102303511131211 is 112131115303201.

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

It is not a de Polignac number, because 102303511131211 - 21 = 102303511131209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102303511131271) 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, 106344605685 + ... + 106344606646.

It is an arithmetic number, because the mean of its divisors is an integer number (14143832620078).

Almost surely, 2102303511131211 is an apocalyptic number.

102303511131211 is a deficient number, since it is larger than the sum of its proper divisors (10847149829413).

102303511131211 is a wasteful number, since it uses less digits than its factorization.

102303511131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212689212381.

The product of its (nonzero) digits is 540, while the sum is 25.

Adding to 102303511131211 its reverse (112131115303201), we get a palindrome (214434626434412).

The spelling of 102303511131211 in words is "one hundred two trillion, three hundred three billion, five hundred eleven million, one hundred thirty-one thousand, two hundred eleven".

Divisors: 1 13 37 481 212689212331 2764959760303 7869500856247 102303511131211