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10021010021201 = 18115533412491
BaseRepresentation
bin1001000111010011001010…
…1111100001101101010001
31022110222222102021220200202
42101310302233201231101
52303141012031134301
633151331034424545
72052664653520364
oct221646257415521
938428872256622
1010021010021201
113213982a00a03
12115a17bb92155
13578c91b6b72a
1426903b6100db
15125a096be66b
hex91d32be1b51

10021010021201 has 4 divisors (see below), whose sum is σ = 10026543435504. Its totient is φ = 10015476606900.

The previous prime is 10021010021119. The next prime is 10021010021203. The reversal of 10021010021201 is 10212001012001.

10021010021201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10021010021201 - 242 = 5622963510097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10021010021203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2766704435 + ... + 2766708056.

It is an arithmetic number, because the mean of its divisors is an integer number (2506635858876).

Almost surely, 210021010021201 is an apocalyptic number.

It is an amenable number.

10021010021201 is a deficient number, since it is larger than the sum of its proper divisors (5533414303).

10021010021201 is an equidigital number, since it uses as much as digits as its factorization.

10021010021201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533414302.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10021010021201 its reverse (10212001012001), we get a palindrome (20233011033202).

The spelling of 10021010021201 in words is "ten trillion, twenty-one billion, ten million, twenty-one thousand, two hundred one".

Divisors: 1 1811 5533412491 10021010021201