11121122001102 has 32 divisors (see below), whose sum is σ = 22391569152000. Its totient is φ = 3682231283808.

The previous prime is 11121122001061. The next prime is 11121122001107. The reversal of 11121122001102 is 20110022112111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121122001107) 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, 9198102 + ... + 10336697.

It is an arithmetic number, because the mean of its divisors is an integer number (699736536000).

Almost surely, 2^{11121122001102} is an apocalyptic number.

11121122001102 is an abundant number, since it is smaller than the sum of its proper divisors (11270447150898).

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

11121122001102 is a wasteful number, since it uses less digits than its factorization.

11121122001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19535440.

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

Adding to 11121122001102 its reverse (20110022112111), we get a palindrome (31231144113213).

The spelling of 11121122001102 in words is "eleven trillion, one hundred twenty-one billion, one hundred twenty-two million, one thousand, one hundred two".