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102101131214 = 22353224318671
BaseRepresentation
bin101111100010110110…
…0111001111111001110
3100202112121021212102022
41133011230321333032
53133100342144324
6114523221330142
710243106203325
oct1370554717716
9322477255368
10102101131214
113a334477085
1217955566952
139821c05454
144d281230bc
1529c892705e
hex17c5b39fce

102101131214 has 32 divisors (see below), whose sum is σ = 162907075584. Its totient is φ = 47885712160.

The previous prime is 102101131211. The next prime is 102101131219. The reversal of 102101131214 is 412131101201.

It is a super-2 number, since 2×1021011312142 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102101131192 and 102101131201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102101131211) 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, 5459099 + ... + 5477769.

It is an arithmetic number, because the mean of its divisors is an integer number (5090846112).

Almost surely, 2102101131214 is an apocalyptic number.

102101131214 is a deficient number, since it is larger than the sum of its proper divisors (60805944370).

102101131214 is a wasteful number, since it uses less digits than its factorization.

102101131214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20992.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 102101131214 its reverse (412131101201), we get a palindrome (514232232415).

The spelling of 102101131214 in words is "one hundred two billion, one hundred one million, one hundred thirty-one thousand, two hundred fourteen".

Divisors: 1 2 23 46 53 106 1219 2243 2438 4486 18671 37342 51589 103178 118879 237758 429433 858866 989563 1979126 2734217 5468434 22759949 41879053 45519898 83758106 963218219 1926436438 2219589809 4439179618 51050565607 102101131214