1021020220096 has 28 divisors (see below), whose sum is σ = 2030899611040. Its totient is φ = 509297483520.

The previous prime is 1021020220039. The next prime is 1021020220117. The reversal of 1021020220096 is 6900220201201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021020220096.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18920136 + ... + 18974023.

Almost surely, 2^{1021020220096} is an apocalyptic number.

1021020220096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1021020220096 is a deficient number, since it is larger than the sum of its proper divisors (1009879390944).

1021020220096 is an equidigital number, since it uses as much as digits as its factorization.

1021020220096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37894592 (or 37894582 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 1021020220096 its reverse (6900220201201), we get a palindrome (7921240421297).

The spelling of 1021020220096 in words is "one trillion, twenty-one billion, twenty million, two hundred twenty thousand, ninety-six".