1010121102121 has 8 divisors (see below), whose sum is σ = 1031634647424. Its totient is φ = 988608457200.

The previous prime is 1010121102119. The next prime is 1010121102139. The reversal of 1010121102121 is 1212011210101.

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 1010121102121 - 2¹ = 1010121102119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010121106121) 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 7 ways as a sum of consecutive naturals, for example, 2353846 + ... + 2749696.

It is an arithmetic number, because the mean of its divisors is an integer number (128954330928).

Almost surely, 2^{1010121102121} is an apocalyptic number.

It is an amenable number.

1010121102121 is a deficient number, since it is larger than the sum of its proper divisors (21513545303).

1010121102121 is an equidigital number, since it uses as much as digits as its factorization.

1010121102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450191.

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

Adding to 1010121102121 its reverse (1212011210101), we get a palindrome (2222132312222).

The spelling of 1010121102121 in words is "one trillion, ten billion, one hundred twenty-one million, one hundred two thousand, one hundred twenty-one".