11021201011121 has 8 divisors (see below), whose sum is σ = 12595905337344. Its totient is φ = 9446558444640.

The previous prime is 11021201011061. The next prime is 11021201011181. The reversal of 11021201011121 is 12111010212011.

It is an interprime number because it is at equal distance from previous prime (11021201011061) and next prime (11021201011181).

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 11021201011121 - 2⁶ = 11021201011057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11021201011096 and 11021201011105.

It is not an unprimeable number, because it can be changed into a prime (11021201011181) 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, 15056900 + ... + 15771893.

It is an arithmetic number, because the mean of its divisors is an integer number (1574488167168).

Almost surely, 2^{11021201011121} is an apocalyptic number.

It is an amenable number.

11021201011121 is a deficient number, since it is larger than the sum of its proper divisors (1574704326223).

11021201011121 is an equidigital number, since it uses as much as digits as its factorization.

11021201011121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30879871.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11021201011121 its reverse (12111010212011), we get a palindrome (23132211223132).

The spelling of 11021201011121 in words is "eleven trillion, twenty-one billion, two hundred one million, eleven thousand, one hundred twenty-one".