490222111010111 has 4 divisors (see below), whose sum is σ = 490819214678424. Its totient is φ = 489625007341800.

The previous prime is 490222111010059. The next prime is 490222111010141. The reversal of 490222111010111 is 111010111222094.

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-490222111010111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (490222111010141) 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, 298551832925 + ... + 298551834566.

It is an arithmetic number, because the mean of its divisors is an integer number (122704803669606).

Almost surely, 2^{490222111010111} is an apocalyptic number.

490222111010111 is a deficient number, since it is larger than the sum of its proper divisors (597103668313).

490222111010111 is an equidigital number, since it uses as much as digits as its factorization.

490222111010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597103668312.

The product of its (nonzero) digits is 288, while the sum is 26.

The spelling of 490222111010111 in words is "four hundred ninety trillion, two hundred twenty-two billion, one hundred eleven million, ten thousand, one hundred eleven".