1001220223300 has 54 divisors (see below), whose sum is σ = 2388117125114. Its totient is φ = 364080076800.

The previous prime is 1001220223291. The next prime is 1001220223319. The reversal of 1001220223300 is 33220221001.

It can be written as a sum of positive squares in 3 ways, for example, as 223874707716 + 777345515584 = 473154^2 + 881672^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 41360637 + ... + 41384836.

Almost surely, 2^{1001220223300} is an apocalyptic number.

1001220223300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001220223300 is an abundant number, since it is smaller than the sum of its proper divisors (1386896901814).

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

1001220223300 is a wasteful number, since it uses less digits than its factorization.

1001220223300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82745509 (or 82745491 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1001220223300 its reverse (33220221001), we get a palindrome (1034440444301).

The spelling of 1001220223300 in words is "one trillion, one billion, two hundred twenty million, two hundred twenty-three thousand, three hundred".