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10422103231 = 191147147819
BaseRepresentation
bin10011011010011010…
…01010110010111111
3222220100000200220101
421231031022302333
5132321024300411
64442101501531
7516161262421
oct115515126277
928810020811
1010422103231
114469007461
12202a4118a7
13ca129a5b7
1470c23c811
1540ee8a8c1
hex26d34acbf

10422103231 has 8 divisors (see below), whose sum is σ = 10971820800. Its totient is φ = 9872504280.

The previous prime is 10422103217. The next prime is 10422103243. The reversal of 10422103231 is 13230122401.

It is a happy number.

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 10422103231 - 27 = 10422103103 is a prime.

It is a super-2 number, since 2×104221032312 (a number of 21 digits) contains 22 as substring.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10422103199 and 10422103208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10422103271) 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, 194040 + ... + 241858.

It is an arithmetic number, because the mean of its divisors is an integer number (1371477600).

Almost surely, 210422103231 is an apocalyptic number.

10422103231 is a deficient number, since it is larger than the sum of its proper divisors (549717569).

10422103231 is a wasteful number, since it uses less digits than its factorization.

10422103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59309.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10422103231 its reverse (13230122401), we get a palindrome (23652225632).

The spelling of 10422103231 in words is "ten billion, four hundred twenty-two million, one hundred three thousand, two hundred thirty-one".

Divisors: 1 19 11471 47819 217949 908561 548531749 10422103231