11012122120121 has 8 divisors (see below), whose sum is σ = 11183815678464. Its totient is φ = 10840889485440.

The previous prime is 11012122120099. The next prime is 11012122120133. The reversal of 11012122120121 is 12102122121011.

11012122120121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11012122120121 - 2¹⁴ = 11012122103737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11012122120121.

It is not an unprimeable number, because it can be changed into a prime (11012122120151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115182761 + ... + 115278326.

It is an arithmetic number, because the mean of its divisors is an integer number (1397976959808).

Almost surely, 2^{11012122120121} is an apocalyptic number.

It is an amenable number.

11012122120121 is a deficient number, since it is larger than the sum of its proper divisors (171693558343).

11012122120121 is an equidigital number, since it uses as much as digits as its factorization.

11012122120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230461831.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11012122120121 its reverse (12102122121011), we get a palindrome (23114244241132).

The spelling of 11012122120121 in words is "eleven trillion, twelve billion, one hundred twenty-two million, one hundred twenty thousand, one hundred twenty-one".