1100120011211 has 16 divisors (see below), whose sum is σ = 1203188625408. Its totient is φ = 999808336800.

The previous prime is 1100120011189. The next prime is 1100120011219. The reversal of 1100120011211 is 1121100210011.

It is a de Polignac number, because none of the positive numbers 2^k-1100120011211 is a prime.

It is a super-3 number, since 3×1100120011211³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100120011192 and 1100120011201.

It is not an unprimeable number, because it can be changed into a prime (1100120011219) 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, 2326985 + ... + 2759546.

It is an arithmetic number, because the mean of its divisors is an integer number (75199289088).

Almost surely, 2^{1100120011211} is an apocalyptic number.

1100120011211 is a deficient number, since it is larger than the sum of its proper divisors (103068614197).

1100120011211 is a wasteful number, since it uses less digits than its factorization.

1100120011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5086802.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1100120011211 its reverse (1121100210011), we get a palindrome (2221220221222).

The spelling of 1100120011211 in words is "one trillion, one hundred billion, one hundred twenty million, eleven thousand, two hundred eleven".