11222121033030 has 64 divisors (see below), whose sum is σ = 26969706667008. Its totient is φ = 2988497942400.

The previous prime is 11222121033017. The next prime is 11222121033037. The reversal of 11222121033030 is 3033012122211.

It is a junction number, because it is equal to n+sod(n) for n = 11222121032988 and 11222121033006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222121033037) 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, 310405455 + ... + 310441605.

It is an arithmetic number, because the mean of its divisors is an integer number (421401666672).

Almost surely, 2^{11222121033030} is an apocalyptic number.

11222121033030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11222121033030 is an abundant number, since it is smaller than the sum of its proper divisors (15747585633978).

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

11222121033030 is a wasteful number, since it uses less digits than its factorization.

11222121033030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49941.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11222121033030 its reverse (3033012122211), we get a palindrome (14255133155241).

The spelling of 11222121033030 in words is "eleven trillion, two hundred twenty-two billion, one hundred twenty-one million, thirty-three thousand, thirty".