10101021210201 has 4 divisors (see below), whose sum is σ = 13468028280272. Its totient is φ = 6734014140132.

The previous prime is 10101021210193. The next prime is 10101021210211. The reversal of 10101021210201 is 10201212010101.

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 not a de Polignac number, because 10101021210201 - 2³ = 10101021210193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101021210211) 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, 1683503535031 + ... + 1683503535036.

It is an arithmetic number, because the mean of its divisors is an integer number (3367007070068).

Almost surely, 2^{10101021210201} is an apocalyptic number.

It is an amenable number.

10101021210201 is a deficient number, since it is larger than the sum of its proper divisors (3367007070071).

10101021210201 is an equidigital number, since it uses as much as digits as its factorization.

10101021210201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367007070070.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10101021210201 its reverse (10201212010101), we get a palindrome (20302233220302).

The spelling of 10101021210201 in words is "ten trillion, one hundred one billion, twenty-one million, two hundred ten thousand, two hundred one".