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102242121301 = 1947114492857
BaseRepresentation
bin101111100111000011…
…0101111011001010101
3100202220102120220110101
41133032012233121111
53133342440340201
6114545215254101
710246440456205
oct1371606573125
9322812526411
10102242121301
113a3a7015011
121799481a331
13984519b338
144d3cb44405
1529d5ec6d01
hex17ce1af655

102242121301 has 8 divisors (see below), whose sum is σ = 109913143680. Its totient is φ = 94800084768.

The previous prime is 102242121221. The next prime is 102242121323. The reversal of 102242121301 is 103121242201.

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 102242121301 - 27 = 102242121173 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102242121341) 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, 57245536 + ... + 57247321.

It is an arithmetic number, because the mean of its divisors is an integer number (13739142960).

Almost surely, 2102242121301 is an apocalyptic number.

It is an amenable number.

102242121301 is a deficient number, since it is larger than the sum of its proper divisors (7671022379).

102242121301 is a wasteful number, since it uses less digits than its factorization.

102242121301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114492923.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 102242121301 its reverse (103121242201), we get a palindrome (205363363502).

The spelling of 102242121301 in words is "one hundred two billion, two hundred forty-two million, one hundred twenty-one thousand, three hundred one".

Divisors: 1 19 47 893 114492857 2175364283 5381164279 102242121301