1122122221230 has 32 divisors (see below), whose sum is σ = 2755723411584. Its totient is φ = 292273694496.

The previous prime is 1122122221229. The next prime is 1122122221267. The reversal of 1122122221230 is 321222212211.

It is a junction number, because it is equal to n+sod(n) for n = 1122122221197 and 1122122221206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 434929804 + ... + 434932383.

It is an arithmetic number, because the mean of its divisors is an integer number (86116356612).

Almost surely, 2^{1122122221230} is an apocalyptic number.

1122122221230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122122221230 is an abundant number, since it is smaller than the sum of its proper divisors (1633601190354).

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

1122122221230 is a wasteful number, since it uses less digits than its factorization.

1122122221230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869862240.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1122122221230 its reverse (321222212211), we get a palindrome (1443344433441).

The spelling of 1122122221230 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred thirty".