1021023333213 has 16 divisors (see below), whose sum is σ = 1480600482816. Its totient is φ = 622101038400.

The previous prime is 1021023333193. The next prime is 1021023333293. The reversal of 1021023333213 is 3123333201201.

It is not a de Polignac number, because 1021023333213 - 2⁶ = 1021023333149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021023333293) 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, 129600445 + ... + 129608322.

It is an arithmetic number, because the mean of its divisors is an integer number (92537530176).

Almost surely, 2^{1021023333213} is an apocalyptic number.

1021023333213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1021023333213 is a deficient number, since it is larger than the sum of its proper divisors (459577149603).

1021023333213 is a wasteful number, since it uses less digits than its factorization.

1021023333213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259208884.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1021023333213 its reverse (3123333201201), we get a palindrome (4144356534414).

The spelling of 1021023333213 in words is "one trillion, twenty-one billion, twenty-three million, three hundred thirty-three thousand, two hundred thirteen".