10001120021210 has 64 divisors (see below), whose sum is σ = 18983449267200. Its totient is φ = 3786129844992.

The previous prime is 10001120021203. The next prime is 10001120021239. The reversal of 10001120021210 is 1212002110001.

It is a junction number, because it is equal to n+sod(n) for n = 10001120021191 and 10001120021200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17747912 + ... + 18302748.

It is an arithmetic number, because the mean of its divisors is an integer number (296616394800).

Almost surely, 2^{10001120021210} is an apocalyptic number.

10001120021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10001120021210 is a deficient number, since it is larger than the sum of its proper divisors (8982329245990).

10001120021210 is a wasteful number, since it uses less digits than its factorization.

10001120021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555695.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10001120021210 its reverse (1212002110001), we get a palindrome (11213122131211).

The spelling of 10001120021210 in words is "ten trillion, one billion, one hundred twenty million, twenty-one thousand, two hundred ten".