110102020011 has 32 divisors (see below), whose sum is σ = 164506836480. Its totient is φ = 72776851488.

The previous prime is 110102020009. The next prime is 110102020057. The reversal of 110102020011 is 110020201011.

It is a happy number.

It is not a de Polignac number, because 110102020011 - 2¹ = 110102020009 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 = 110102019975 and 110102020002.

It is not an unprimeable number, because it can be changed into a prime (110102020711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1759320 + ... + 1820826.

It is an arithmetic number, because the mean of its divisors is an integer number (5140838640).

Almost surely, 2^110102020011 is an apocalyptic number.

110102020011 is a deficient number, since it is larger than the sum of its proper divisors (54404816469).

110102020011 is a wasteful number, since it uses less digits than its factorization.

110102020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62080 (or 62074 counting only the distinct ones).

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

Adding to 110102020011 its reverse (110020201011), we get a palindrome (220122221022).

The spelling of 110102020011 in words is "one hundred ten billion, one hundred two million, twenty thousand, eleven".