110021002222211 has 4 divisors (see below), whose sum is σ = 111885764971800. Its totient is φ = 108156239472624.

The previous prime is 110021002222199. The next prime is 110021002222277. The reversal of 110021002222211 is 112222200120011.

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-110021002222211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 110021002222211.

It is not an unprimeable number, because it can be changed into a prime (110021002222111) 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, 932381374706 + ... + 932381374823.

It is an arithmetic number, because the mean of its divisors is an integer number (27971441242950).

Almost surely, 2^{110021002222211} is an apocalyptic number.

110021002222211 is a deficient number, since it is larger than the sum of its proper divisors (1864762749589).

110021002222211 is an equidigital number, since it uses as much as digits as its factorization.

110021002222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864762749588.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110021002222211 its reverse (112222200120011), we get a palindrome (222243202342222).

The spelling of 110021002222211 in words is "one hundred ten trillion, twenty-one billion, two million, two hundred twenty-two thousand, two hundred eleven".