1100021000122 has 16 divisors (see below), whose sum is σ = 1800978341472. Its totient is φ = 499747329520.

The previous prime is 1100021000041. The next prime is 1100021000173. The reversal of 1100021000122 is 2210001200011.

It is a junction number, because it is equal to n+sod(n) for n = 1100021000099 and 1100021000108.

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 7 ways as a sum of consecutive naturals, for example, 13067893 + ... + 13151800.

It is an arithmetic number, because the mean of its divisors is an integer number (112561146342).

Almost surely, 2^{1100021000122} is an apocalyptic number.

1100021000122 is a deficient number, since it is larger than the sum of its proper divisors (700957341350).

1100021000122 is a wasteful number, since it uses less digits than its factorization.

1100021000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26221613.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1100021000122 its reverse (2210001200011), we get a palindrome (3310022200133).

The spelling of 1100021000122 in words is "one trillion, one hundred billion, twenty-one million, one hundred twenty-two", and thus it is an aban number.