11022011111121 has 16 divisors (see below), whose sum is σ = 14897628230784. Its totient is φ = 7247204728704.

The previous prime is 11022011111021. The next prime is 11022011111171. The reversal of 11022011111121 is 12111111022011.

It is not a de Polignac number, because 11022011111121 - 2⁴² = 6623964600017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11022011111121.

It is not an unprimeable number, because it can be changed into a prime (11022011111171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11069955 + ... + 12024471.

It is an arithmetic number, because the mean of its divisors is an integer number (931101764424).

Almost surely, 2^{11022011111121} is an apocalyptic number.

It is an amenable number.

11022011111121 is a deficient number, since it is larger than the sum of its proper divisors (3875617119663).

11022011111121 is an equidigital number, since it uses as much as digits as its factorization.

11022011111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007320.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11022011111121 its reverse (12111111022011), we get a palindrome (23133122133132).

The spelling of 11022011111121 in words is "eleven trillion, twenty-two billion, eleven million, one hundred eleven thousand, one hundred twenty-one".