10001022210121 has 4 divisors (see below), whose sum is σ = 10170531061200. Its totient is φ = 9831513359044.

The previous prime is 10001022210107. The next prime is 10001022210143. The reversal of 10001022210121 is 12101222010001.

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 10001022210121 - 2¹⁵ = 10001022177353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10001022219121) 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, 84754425451 + ... + 84754425568.

It is an arithmetic number, because the mean of its divisors is an integer number (2542632765300).

Almost surely, 2^{10001022210121} is an apocalyptic number.

It is an amenable number.

10001022210121 is a deficient number, since it is larger than the sum of its proper divisors (169508851079).

10001022210121 is an equidigital number, since it uses as much as digits as its factorization.

10001022210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169508851078.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10001022210121 its reverse (12101222010001), we get a palindrome (22102244220122).

The spelling of 10001022210121 in words is "ten trillion, one billion, twenty-two million, two hundred ten thousand, one hundred twenty-one".