1202110022020 has 96 divisors (see below), whose sum is σ = 2567616226560. Its totient is φ = 472688578560.

The previous prime is 1202110021999. The next prime is 1202110022027. The reversal of 1202110022020 is 202200112021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1202110022027) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 263560540 + ... + 263565100.

It is an arithmetic number, because the mean of its divisors is an integer number (26746002360).

Almost surely, 2^{1202110022020} is an apocalyptic number.

1202110022020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202110022020 is an abundant number, since it is smaller than the sum of its proper divisors (1365506204540).

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

1202110022020 is a wasteful number, since it uses less digits than its factorization.

1202110022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485 (or 5483 counting only the distinct ones).

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

Adding to 1202110022020 its reverse (202200112021), we get a palindrome (1404310134041).

Subtracting from 1202110022020 its reverse (202200112021), we obtain a palindrome (999909909999).

The spelling of 1202110022020 in words is "one trillion, two hundred two billion, one hundred ten million, twenty-two thousand, twenty".