10201101210121 has 8 divisors (see below), whose sum is σ = 10274635763840. Its totient is φ = 10127568732912.

The previous prime is 10201101210103. The next prime is 10201101210161. The reversal of 10201101210121 is 12101210110201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10201101210121 - 2¹¹ = 10201101208073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201101210161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10125211 + ... + 11087023.

It is an arithmetic number, because the mean of its divisors is an integer number (1284329470480).

Almost surely, 2^{10201101210121} is an apocalyptic number.

It is an amenable number.

10201101210121 is a deficient number, since it is larger than the sum of its proper divisors (73534553719).

10201101210121 is an equidigital number, since it uses as much as digits as its factorization.

10201101210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038255.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10201101210121 its reverse (12101210110201), we get a palindrome (22302311320322).

The spelling of 10201101210121 in words is "ten trillion, two hundred one billion, one hundred one million, two hundred ten thousand, one hundred twenty-one".