11221312220030 has 32 divisors (see below), whose sum is σ = 22040789662080. Its totient is φ = 4079326626720.

The previous prime is 11221312220011. The next prime is 11221312220033. The reversal of 11221312220030 is 3002221312211.

11221312220030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11221312219984 and 11221312220011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221312220033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13989860 + ... + 14770199.

It is an arithmetic number, because the mean of its divisors is an integer number (688774676940).

Almost surely, 2^{11221312220030} is an apocalyptic number.

11221312220030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221312220030 is a deficient number, since it is larger than the sum of its proper divisors (10819477442050).

11221312220030 is a wasteful number, since it uses less digits than its factorization.

11221312220030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28763624.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11221312220030 its reverse (3002221312211), we get a palindrome (14223533532241).

The spelling of 11221312220030 in words is "eleven trillion, two hundred twenty-one billion, three hundred twelve million, two hundred twenty thousand, thirty".