222111100011020 has 96 divisors (see below), whose sum is σ = 509357446198272. Its totient is φ = 80684969760000.

The previous prime is 222111100011001. The next prime is 222111100011049. The reversal of 222111100011020 is 20110001111222.

It is a junction number, because it is equal to n+sod(n) for n = 222111100010986 and 222111100011004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3564525665 + ... + 3564587975.

It is an arithmetic number, because the mean of its divisors is an integer number (5305806731232).

Almost surely, 2^{222111100011020} is an apocalyptic number.

222111100011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222111100011020 is an abundant number, since it is smaller than the sum of its proper divisors (287246346187252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222111100011020 is a wasteful number, since it uses less digits than its factorization.

222111100011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78663 (or 78661 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 222111100011020 its reverse (20110001111222), we get a palindrome (242221101122242).

The spelling of 222111100011020 in words is "two hundred twenty-two trillion, one hundred eleven billion, one hundred million, eleven thousand, twenty".