101012110020121 has 8 divisors (see below), whose sum is σ = 107953568929440. Its totient is φ = 94181714453568.

The previous prime is 101012110020103. The next prime is 101012110020163. The reversal of 101012110020121 is 121020011210101.

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 101012110020121 - 2¹⁷ = 101012109889049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101012110020221) 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, 27765833811 + ... + 27765837448.

It is an arithmetic number, because the mean of its divisors is an integer number (13494196116180).

Almost surely, 2^{101012110020121} is an apocalyptic number.

It is an amenable number.

101012110020121 is a deficient number, since it is larger than the sum of its proper divisors (6941458909319).

101012110020121 is a wasteful number, since it uses less digits than its factorization.

101012110020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55531671383.

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

Adding to 101012110020121 its reverse (121020011210101), we get a palindrome (222032121230222).

The spelling of 101012110020121 in words is "one hundred one trillion, twelve billion, one hundred ten million, twenty thousand, one hundred twenty-one".