1121122122030 has 96 divisors (see below), whose sum is σ = 2959195120128. Its totient is φ = 294455616000.

The previous prime is 1121122122019. The next prime is 1121122122061. The reversal of 1121122122030 is 302212211211.

1121122122030 is a `hidden beast` number, since 11 + 211 + 221 + 220 + 3 + 0 = 666.

It is a super-2 number, since 2×1121122122030² (a number of 25 digits) contains 22 as substring.

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 = 1121122121994 and 1121122122012.

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 47 ways as a sum of consecutive naturals, for example, 1413322 + ... + 2059058.

It is an arithmetic number, because the mean of its divisors is an integer number (30824949168).

Almost surely, 2^{1121122122030} is an apocalyptic number.

1121122122030 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 1121122122030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1479597560064).

1121122122030 is an abundant number, since it is smaller than the sum of its proper divisors (1838072998098).

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

1121122122030 is a wasteful number, since it uses less digits than its factorization.

1121122122030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646042 (or 646039 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121122122030 its reverse (302212211211), we get a palindrome (1423334333241).

The spelling of 1121122122030 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred twenty-two thousand, thirty".