20110202222 has 16 divisors (see below), whose sum is σ = 32974642944. Its totient is φ = 9122379000.

The previous prime is 20110202201. The next prime is 20110202239. The reversal of 20110202222 is 22220201102.

It is a junction number, because it is equal to n+sod(n) for n = 20110202197 and 20110202206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920054 + ... + 941657.

It is an arithmetic number, because the mean of its divisors is an integer number (2060915184).

Almost surely, 2^20110202222 is an apocalyptic number.

20110202222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20110202222 is a deficient number, since it is larger than the sum of its proper divisors (12864440722).

20110202222 is a wasteful number, since it uses less digits than its factorization.

20110202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862215.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20110202222 its reverse (22220201102), we get a palindrome (42330403324).

The spelling of 20110202222 in words is "twenty billion, one hundred ten million, two hundred two thousand, two hundred twenty-two".