11021210212124 has 12 divisors (see below), whose sum is σ = 22042420424304. Its totient is φ = 4723375805184.

The previous prime is 11021210212121. The next prime is 11021210212127. The reversal of 11021210212124 is 42121201212011.

It is an interprime number because it is at equal distance from previous prime (11021210212121) and next prime (11021210212127).

11021210212124 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11021210212096 and 11021210212105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021210212121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 196807325189 + ... + 196807325244.

It is an arithmetic number, because the mean of its divisors is an integer number (1836868368692).

Almost surely, 2^{11021210212124} is an apocalyptic number.

11021210212124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11021210212124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11021210212124 is a wasteful number, since it uses less digits than its factorization.

11021210212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393614650444 (or 393614650442 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 11021210212124 its reverse (42121201212011), we get a palindrome (53142411424135).

The spelling of 11021210212124 in words is "eleven trillion, twenty-one billion, two hundred ten million, two hundred twelve thousand, one hundred twenty-four".