110012020011 has 12 divisors (see below), whose sum is σ = 158965162200. Its totient is φ = 73314156960.

The previous prime is 110012020003. The next prime is 110012020073. The reversal of 110012020011 is 110020210011.

It is a happy number.

It is not a de Polignac number, because 110012020011 - 2³ = 110012020003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 110012019975 and 110012020002.

It is not an unprimeable number, because it can be changed into a prime (110012020081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2240170 + ... + 2288751.

It is an arithmetic number, because the mean of its divisors is an integer number (13247096850).

Almost surely, 2^110012020011 is an apocalyptic number.

110012020011 is a deficient number, since it is larger than the sum of its proper divisors (48953142189).

110012020011 is a wasteful number, since it uses less digits than its factorization.

110012020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4531626 (or 4531623 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 110012020011 its reverse (110020210011), we get a palindrome (220032230022).

The spelling of 110012020011 in words is "one hundred ten billion, twelve million, twenty thousand, eleven".