11020122112011 has 16 divisors (see below), whose sum is σ = 15207055948800. Its totient is φ = 7090197759008.

The previous prime is 11020122111959. The next prime is 11020122112049. The reversal of 11020122112011 is 11021122102011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11020122112011 - 2²¹ = 11020120014859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11020122112081) 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, 28504881 + ... + 28888898.

It is an arithmetic number, because the mean of its divisors is an integer number (950440996800).

Almost surely, 2^{11020122112011} is an apocalyptic number.

11020122112011 is a deficient number, since it is larger than the sum of its proper divisors (4186933836789).

11020122112011 is a wasteful number, since it uses less digits than its factorization.

11020122112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57396018.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11020122112011 its reverse (11021122102011), we get a palindrome (22041244214022).

The spelling of 11020122112011 in words is "eleven trillion, twenty billion, one hundred twenty-two million, one hundred twelve thousand, eleven".