1001220130010 has 32 divisors (see below), whose sum is σ = 1871631824832. Its totient is φ = 385335941760.

The previous prime is 1001220129887. The next prime is 1001220130013. The reversal of 1001220130010 is 100310221001.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1001220129973 and 1001220130000.

It is not an unprimeable number, because it can be changed into a prime (1001220130013) 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, 17347451 + ... + 17405070.

It is an arithmetic number, because the mean of its divisors is an integer number (58488494526).

Almost surely, 2^{1001220130010} is an apocalyptic number.

1001220130010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001220130010 is a deficient number, since it is larger than the sum of its proper divisors (870411694822).

1001220130010 is a wasteful number, since it uses less digits than its factorization.

1001220130010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34752638.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1001220130010 its reverse (100310221001), we get a palindrome (1101530351011).

Subtracting from 1001220130010 its reverse (100310221001), we obtain a palindrome (900909909009).

The spelling of 1001220130010 in words is "one trillion, one billion, two hundred twenty million, one hundred thirty thousand, ten".