110021110212011 has 4 divisors (see below), whose sum is σ = 114804636742992. Its totient is φ = 105237583681032.

The previous prime is 110021110212001. The next prime is 110021110212017. The reversal of 110021110212011 is 110212011120011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110021110212011 is a prime.

It is a super-2 number, since 2×110021110212011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110021110212017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2391763265456 + ... + 2391763265501.

It is an arithmetic number, because the mean of its divisors is an integer number (28701159185748).

Almost surely, 2^{110021110212011} is an apocalyptic number.

110021110212011 is a deficient number, since it is larger than the sum of its proper divisors (4783526530981).

110021110212011 is an equidigital number, since it uses as much as digits as its factorization.

110021110212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783526530980.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110021110212011 its reverse (110212011120011), we get a palindrome (220233121332022).

The spelling of 110021110212011 in words is "one hundred ten trillion, twenty-one billion, one hundred ten million, two hundred twelve thousand, eleven".