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102122202023 = 4716671303427
BaseRepresentation
bin101111100011011110…
…1010010001110100111
3100202121001221101010122
41133012331102032213
53133121240431043
6114525253112155
710243453252262
oct1370675221647
9322531841118
10102122202023
113a345358976
121796062865b
1398263a209a
144d2ac49cd9
1529ca6da368
hex17c6f523a7

102122202023 has 8 divisors (see below), whose sum is σ = 104357659392. Its totient is φ = 99889354936.

The previous prime is 102122202019. The next prime is 102122202031. The reversal of 102122202023 is 320202221201.

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

It is a cyclic number.

It is not a de Polignac number, because 102122202023 - 22 = 102122202019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102122201992 and 102122202010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122202323) 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, 573365 + ... + 730062.

It is an arithmetic number, because the mean of its divisors is an integer number (13044707424).

Almost surely, 2102122202023 is an apocalyptic number.

102122202023 is a deficient number, since it is larger than the sum of its proper divisors (2235457369).

102122202023 is a wasteful number, since it uses less digits than its factorization.

102122202023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305141.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 102122202023 its reverse (320202221201), we get a palindrome (422324423224).

The spelling of 102122202023 in words is "one hundred two billion, one hundred twenty-two million, two hundred two thousand, twenty-three".

Divisors: 1 47 1667 78349 1303427 61261069 2172812809 102122202023