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102033131 is a prime number
BaseRepresentation
bin1100001010011…
…10011011101011
321002222211010212
412011032123223
5202110030011
614042531335
72346160454
oct605163353
9232884125
10102033131
1152660002
122a206b4b
13181a6045
14d7a012b
158e5708b
hex614e6eb

102033131 has 2 divisors, whose sum is σ = 102033132. Its totient is φ = 102033130.

The previous prime is 102033119. The next prime is 102033157. The reversal of 102033131 is 131330201.

It is a weak prime.

It is an emirp because it is prime and its reverse (131330201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102033131 is a prime.

It is a super-2 number, since 2×1020331312 = 20821519643326322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102033101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51016565 + 51016566.

It is an arithmetic number, because the mean of its divisors is an integer number (51016566).

Almost surely, 2102033131 is an apocalyptic number.

102033131 is a deficient number, since it is larger than the sum of its proper divisors (1).

102033131 is an equidigital number, since it uses as much as digits as its factorization.

102033131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 102033131 is about 10101.1450341038. The cubic root of 102033131 is about 467.2834552427.

Adding to 102033131 its reverse (131330201), we get a palindrome (233363332).

The spelling of 102033131 in words is "one hundred two million, thirty-three thousand, one hundred thirty-one".