1021020092092 has 96 divisors (see below), whose sum is σ = 2431904477184. Its totient is φ = 362169792000.

The previous prime is 1021020092069. The next prime is 1021020092111. The reversal of 1021020092092 is 2902900201201.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 1021020092092.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1454284 + ... + 2038867.

It is an arithmetic number, because the mean of its divisors is an integer number (25332338304).

Almost surely, 2^{1021020092092} is an apocalyptic number.

It is an amenable number.

1021020092092 is an abundant number, since it is smaller than the sum of its proper divisors (1410884385092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021020092092 is a wasteful number, since it uses less digits than its factorization.

1021020092092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493259 (or 3493257 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

Adding to 1021020092092 its reverse (2902900201201), we get a palindrome (3923920293293).

The spelling of 1021020092092 in words is "one trillion, twenty-one billion, twenty million, ninety-two thousand, ninety-two".