11212121000122 has 64 divisors (see below), whose sum is σ = 19331327289600. Its totient is φ = 4777662113280.

The previous prime is 11212121000107. The next prime is 11212121000141. The reversal of 11212121000122 is 22100012121211.

It is a junction number, because it is equal to n+sod(n) for n = 11212121000096 and 11212121000105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2631333472 + ... + 2631337732.

It is an arithmetic number, because the mean of its divisors is an integer number (302051988900).

Almost surely, 2^{11212121000122} is an apocalyptic number.

11212121000122 is a deficient number, since it is larger than the sum of its proper divisors (8119206289478).

11212121000122 is a wasteful number, since it uses less digits than its factorization.

11212121000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6071.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11212121000122 its reverse (22100012121211), we get a palindrome (33312133121333).

The spelling of 11212121000122 in words is "eleven trillion, two hundred twelve billion, one hundred twenty-one million, one hundred twenty-two", and thus it is an aban number.