1021124211013 has 16 divisors (see below), whose sum is σ = 1104179065920. Its totient is φ = 941012868096.

The previous prime is 1021124210999. The next prime is 1021124211031. The reversal of 1021124211013 is 3101124211201.

It is a cyclic number.

It is not a de Polignac number, because 1021124211013 - 2⁹ = 1021124210501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021124211413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2841381 + ... + 3180517.

It is an arithmetic number, because the mean of its divisors is an integer number (69011191620).

Almost surely, 2^{1021124211013} is an apocalyptic number.

It is an amenable number.

1021124211013 is a deficient number, since it is larger than the sum of its proper divisors (83054854907).

1021124211013 is a wasteful number, since it uses less digits than its factorization.

1021124211013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343476.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1021124211013 its reverse (3101124211201), we get a palindrome (4122248422214).

The spelling of 1021124211013 in words is "one trillion, twenty-one billion, one hundred twenty-four million, two hundred eleven thousand, thirteen".