1010202010121 has 8 divisors (see below), whose sum is σ = 1054307523840. Its totient is φ = 966111803712.

The previous prime is 1010202010079. The next prime is 1010202010157. The reversal of 1010202010121 is 1210102020101.

1010202010121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1010202010121 - 2⁶ = 1010202010057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010202010421) 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, 3691856 + ... + 3956033.

It is an arithmetic number, because the mean of its divisors is an integer number (131788440480).

Almost surely, 2^{1010202010121} is an apocalyptic number.

It is an amenable number.

1010202010121 is a deficient number, since it is larger than the sum of its proper divisors (44105513719).

1010202010121 is an equidigital number, since it uses as much as digits as its factorization.

1010202010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653655.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1010202010121 its reverse (1210102020101), we get a palindrome (2220304030222).

The spelling of 1010202010121 in words is "one trillion, ten billion, two hundred two million, ten thousand, one hundred twenty-one".