1102022021020 has 24 divisors (see below), whose sum is σ = 2314274309424. Its totient is φ = 440803462656.

The previous prime is 1102022021003. The next prime is 1102022021033. The reversal of 1102022021020 is 201202202011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1641127 + ... + 2212993.

It is an arithmetic number, because the mean of its divisors is an integer number (96428096226).

Almost surely, 2^{1102022021020} is an apocalyptic number.

1102022021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102022021020 is an abundant number, since it is smaller than the sum of its proper divisors (1212252288404).

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

1102022021020 is a wasteful number, since it uses less digits than its factorization.

1102022021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668229 (or 668227 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1102022021020 its reverse (201202202011), we get a palindrome (1303224223031).

The spelling of 1102022021020 in words is "one trillion, one hundred two billion, twenty-two million, twenty-one thousand, twenty".