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10211011012001 = 89313366550993
BaseRepresentation
bin1001010010010110111110…
…1011110010010110100001
31100011011101220200022012002
42110211233223302112201
52314244122304341001
633414512415213345
72102502241350152
oct224455753622641
940134356608162
1010211011012001
113287513574538
12118ab66b17255
13590b817593c7
14274303749929
1512a929dce46b
hex9496faf25a1

10211011012001 has 8 divisors (see below), whose sum is σ = 10358731090440. Its totient is φ = 10064024036352.

The previous prime is 10211011011961. The next prime is 10211011012019. The reversal of 10211011012001 is 10021011011201.

It can be written as a sum of positive squares in 4 ways, for example, as 601011012001 + 9610000000000 = 775249^2 + 3100000^2 .

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-10211011012001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211011012051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183247640 + ... + 183303353.

It is an arithmetic number, because the mean of its divisors is an integer number (1294841386305).

Almost surely, 210211011012001 is an apocalyptic number.

It is an amenable number.

10211011012001 is a deficient number, since it is larger than the sum of its proper divisors (147720078439).

10211011012001 is an equidigital number, since it uses as much as digits as its factorization.

10211011012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366551395.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10211011012001 its reverse (10021011011201), we get a palindrome (20232022023202).

The spelling of 10211011012001 in words is "ten trillion, two hundred eleven billion, eleven million, twelve thousand, one".

Divisors: 1 89 313 27857 366550993 32623038377 114730460809 10211011012001