1120223121030 has 288 divisors, whose sum is σ = 3237012035712. Its totient is φ = 267074380800.

The previous prime is 1120223121013. The next prime is 1120223121037. The reversal of 1120223121030 is 301213220211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1120223120994 and 1120223121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120223121037) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 560951992 + ... + 560953988.

It is an arithmetic number, because the mean of its divisors is an integer number (11239625124).

Almost surely, 2^{1120223121030} is an apocalyptic number.

1120223121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120223121030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1618506017856).

1120223121030 is an abundant number, since it is smaller than the sum of its proper divisors (2116788914682).

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

1120223121030 is a wasteful number, since it uses less digits than its factorization.

1120223121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272 (or 2168 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1120223121030 its reverse (301213220211), we get a palindrome (1421436341241).

The spelling of 1120223121030 in words is "one trillion, one hundred twenty billion, two hundred twenty-three million, one hundred twenty-one thousand, thirty".