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102422011231 = 971736103451
BaseRepresentation
bin101111101100011010…
…0111101110101011111
3100210100222002021001101
41133120310331311133
53134230013324411
6115015123053531
710254053505511
oct1373064756537
9323328067041
10102422011231
113a489611a81
1217a24b112a7
139873534097
144d589adbb1
1529e6bac8c1
hex17d8d3dd5f

102422011231 has 8 divisors (see below), whose sum is σ = 104076063504. Its totient is φ = 100780166400.

The previous prime is 102422011207. The next prime is 102422011243. The reversal of 102422011231 is 132110224201.

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 102422011231 - 231 = 100274527583 is a prime.

It is a super-2 number, since 2×1024220112312 (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 = 102422011199 and 102422011208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102422011261) 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, 3034945 + ... + 3068506.

It is an arithmetic number, because the mean of its divisors is an integer number (13009507938).

Almost surely, 2102422011231 is an apocalyptic number.

102422011231 is a deficient number, since it is larger than the sum of its proper divisors (1654052273).

102422011231 is an equidigital number, since it uses as much as digits as its factorization.

102422011231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6103721.

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

Adding to 102422011231 its reverse (132110224201), we get a palindrome (234532235432).

The spelling of 102422011231 in words is "one hundred two billion, four hundred twenty-two million, eleven thousand, two hundred thirty-one".

Divisors: 1 97 173 16781 6103451 592034747 1055897023 102422011231