1021210110133 has 12 divisors (see below), whose sum is σ = 1131980764320. Its totient is φ = 919350272192.

The previous prime is 1021210110131. The next prime is 1021210110149. The reversal of 1021210110133 is 3310110121201.

It is a happy number.

It is not a de Polignac number, because 1021210110133 - 2¹ = 1021210110131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021210110131) 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 11 ways as a sum of consecutive naturals, for example, 76810723 + ... + 76824016.

It is an arithmetic number, because the mean of its divisors is an integer number (94331730360).

Almost surely, 2^{1021210110133} is an apocalyptic number.

It is an amenable number.

1021210110133 is a deficient number, since it is larger than the sum of its proper divisors (110770654187).

1021210110133 is a wasteful number, since it uses less digits than its factorization.

1021210110133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153634796 (or 153634779 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1021210110133 its reverse (3310110121201), we get a palindrome (4331320231334).

The spelling of 1021210110133 in words is "one trillion, twenty-one billion, two hundred ten million, one hundred ten thousand, one hundred thirty-three".