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10422121232401 = 421102892406029
BaseRepresentation
bin1001011110101001011011…
…0101010111100000010001
31100220100022112210122212221
42113222112311113200101
52331224001013414101
634055504552021041
72123654610540244
oct227522665274021
940810275718787
1010422121232401
113358aa680576a
121203a63391781
135a7a56784698
1428060d1cd25b
15131183915aa1
hex97a96d57811

10422121232401 has 8 divisors (see below), whose sum is σ = 10447896551400. Its totient is φ = 10396350746880.

The previous prime is 10422121232389. The next prime is 10422121232477. The reversal of 10422121232401 is 10423212122401.

10422121232401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 125049933376 + 10297071299025 = 353624^2 + 3208905^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10422121232401 is a prime.

It is a super-2 number, since 2×104221212324012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10422121232101) 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, 3128655 + ... + 5534683.

It is an arithmetic number, because the mean of its divisors is an integer number (1305987068925).

Almost surely, 210422121232401 is an apocalyptic number.

It is an amenable number.

10422121232401 is a deficient number, since it is larger than the sum of its proper divisors (25775318999).

10422121232401 is a wasteful number, since it uses less digits than its factorization.

10422121232401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416739.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 10422121232401 its reverse (10423212122401), we get a palindrome (20845333354802).

The spelling of 10422121232401 in words is "ten trillion, four hundred twenty-two billion, one hundred twenty-one million, two hundred thirty-two thousand, four hundred one".

Divisors: 1 421 10289 2406029 4331669 1012938209 24755632381 10422121232401