1220030311330 has 8 divisors (see below), whose sum is σ = 2196054560412. Its totient is φ = 488012124528.

The previous prime is 1220030311319. The next prime is 1220030311391. The reversal of 1220030311330 is 331130300221.

It can be written as a sum of positive squares in 2 ways, for example, as 1111504209841 + 108526101489 = 1054279^2 + 329433^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1220030311298 and 1220030311307.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61001515557 + ... + 61001515576.

Almost surely, 2^{1220030311330} is an apocalyptic number.

1220030311330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220030311330 is a deficient number, since it is larger than the sum of its proper divisors (976024249082).

1220030311330 is a wasteful number, since it uses less digits than its factorization.

1220030311330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122003031140.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 1220030311330 its reverse (331130300221), we get a palindrome (1551160611551).

The spelling of 1220030311330 in words is "one trillion, two hundred twenty billion, thirty million, three hundred eleven thousand, three hundred thirty".