1022221132120 has 32 divisors (see below), whose sum is σ = 2301687601920. Its totient is φ = 408587998720.

The previous prime is 1022221132091. The next prime is 1022221132183. The reversal of 1022221132120 is 212311222201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9334072 + ... + 9442951.

It is an arithmetic number, because the mean of its divisors is an integer number (71927737560).

Almost surely, 2^{1022221132120} is an apocalyptic number.

1022221132120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022221132120 is an abundant number, since it is smaller than the sum of its proper divisors (1279466469800).

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

1022221132120 is a wasteful number, since it uses less digits than its factorization.

1022221132120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18778395 (or 18778391 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1022221132120 its reverse (212311222201), we get a palindrome (1234532354321).

The spelling of 1022221132120 in words is "one trillion, twenty-two billion, two hundred twenty-one million, one hundred thirty-two thousand, one hundred twenty".