10212220021001 has 4 divisors (see below), whose sum is σ = 10212307610832. Its totient is φ = 10212132431172.

The previous prime is 10212220020983. The next prime is 10212220021033. The reversal of 10212220021001 is 10012002221201.

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 10212220021001 - 2¹⁸ = 10212219758857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10212220021501) 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 3 ways as a sum of consecutive naturals, for example, 43619795 + ... + 43853288.

It is an arithmetic number, because the mean of its divisors is an integer number (2553076902708).

Almost surely, 2^{10212220021001} is an apocalyptic number.

It is an amenable number.

10212220021001 is a deficient number, since it is larger than the sum of its proper divisors (87589831).

10212220021001 is an equidigital number, since it uses as much as digits as its factorization.

10212220021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87589830.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10212220021001 its reverse (10012002221201), we get a palindrome (20224222242202).

The spelling of 10212220021001 in words is "ten trillion, two hundred twelve billion, two hundred twenty million, twenty-one thousand, one".