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102032341031 = 472170900873
BaseRepresentation
bin101111100000110011…
…0011111100000100111
3100202100210211222000202
41133001212133200213
53132430234403111
6114512323101115
710241312406005
oct1370146374047
9322323758022
10102032341031
113a2a9661a95
121793651179b
13981089b4ba
144d1cd37a75
1529c2889b3b
hex17c199f827

102032341031 has 4 divisors (see below), whose sum is σ = 104203241952. Its totient is φ = 99861440112.

The previous prime is 102032341013. The next prime is 102032341039. The reversal of 102032341031 is 130143230201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130143230201 = 1091193974589.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102032341031 is a prime.

It is a super-2 number, since 2×1020323410312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102032340994 and 102032341012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102032341039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085450390 + ... + 1085450483.

It is an arithmetic number, because the mean of its divisors is an integer number (26050810488).

Almost surely, 2102032341031 is an apocalyptic number.

102032341031 is a deficient number, since it is larger than the sum of its proper divisors (2170900921).

102032341031 is an equidigital number, since it uses as much as digits as its factorization.

102032341031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2170900920.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102032341031 its reverse (130143230201), we get a palindrome (232175571232).

The spelling of 102032341031 in words is "one hundred two billion, thirty-two million, three hundred forty-one thousand, thirty-one".

Divisors: 1 47 2170900873 102032341031