10021121220010 has 16 divisors (see below), whose sum is σ = 18056368181376. Its totient is φ = 4004370713488.

The previous prime is 10021121219999. The next prime is 10021121220041. The reversal of 10021121220010 is 1002212112001.

It is a super-2 number, since 2×10021121220010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509711494 + ... + 509731153.

It is an arithmetic number, because the mean of its divisors is an integer number (1128523011336).

Almost surely, 2^{10021121220010} is an apocalyptic number.

10021121220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021121220010 is a deficient number, since it is larger than the sum of its proper divisors (8035246961366).

10021121220010 is a wasteful number, since it uses less digits than its factorization.

10021121220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019443637.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10021121220010 its reverse (1002212112001), we get a palindrome (11023333332011).

The spelling of 10021121220010 in words is "ten trillion, twenty-one billion, one hundred twenty-one million, two hundred twenty thousand, ten".