1122010120220 has 96 divisors (see below), whose sum is σ = 2588531613696. Its totient is φ = 405138809600.

The previous prime is 1122010120097. The next prime is 1122010120229. The reversal of 1122010120220 is 220210102211.

It is a junction number, because it is equal to n+sod(n) for n = 1122010120195 and 1122010120204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122010120229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19097690 + ... + 19156350.

It is an arithmetic number, because the mean of its divisors is an integer number (26963870976).

Almost surely, 2^{1122010120220} is an apocalyptic number.

1122010120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122010120220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1294265806848).

1122010120220 is an abundant number, since it is smaller than the sum of its proper divisors (1466521493476).

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

1122010120220 is a wasteful number, since it uses less digits than its factorization.

1122010120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59291 (or 59289 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1122010120220 its reverse (220210102211), we get a palindrome (1342220222431).

The spelling of 1122010120220 in words is "one trillion, one hundred twenty-two billion, ten million, one hundred twenty thousand, two hundred twenty".