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102112252302 = 23131191680177
BaseRepresentation
bin101111100011001011…
…1010101000110001110
3100202120101012212200110
41133012113111012032
53133111214033202
6114524255540450
710243302552324
oct1370627250616
9322511185613
10102112252302
113a33a782565
121795922a726
1398242ca388
144d297b9d14
1529c98c226c
hex17c65d518e

102112252302 has 32 divisors (see below), whose sum is σ = 206861174784. Its totient is φ = 33600694400.

The previous prime is 102112252301. The next prime is 102112252303. The reversal of 102112252302 is 203252211201.

It is an interprime number because it is at equal distance from previous prime (102112252301) and next prime (102112252303).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102112252301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189963 + ... + 490214.

It is an arithmetic number, because the mean of its divisors is an integer number (6464411712).

Almost surely, 2102112252302 is an apocalyptic number.

102112252302 is an abundant number, since it is smaller than the sum of its proper divisors (104748922482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102112252302 is a wasteful number, since it uses less digits than its factorization.

102112252302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680504.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 102112252302 its reverse (203252211201), we get a palindrome (305364463503).

The spelling of 102112252302 in words is "one hundred two billion, one hundred twelve million, two hundred fifty-two thousand, three hundred two".

Divisors: 1 2 3 6 131 191 262 382 393 573 786 1146 25021 50042 75063 150126 680177 1360354 2040531 4081062 89103187 129913807 178206374 259827614 267309561 389741421 534619122 779482842 17018708717 34037417434 51056126151 102112252302