102222200111020 has 24 divisors (see below), whose sum is σ = 234181767527568. Its totient is φ = 37171709131200.

The previous prime is 102222200110973. The next prime is 102222200111021. The reversal of 102222200111020 is 20111002222201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102222200110985 and 102222200111003.

It is not an unprimeable number, because it can be changed into a prime (102222200111021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232323181851 + ... + 232323182290.

It is an arithmetic number, because the mean of its divisors is an integer number (9757573646982).

Almost surely, 2^{102222200111020} is an apocalyptic number.

102222200111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102222200111020 is an abundant number, since it is smaller than the sum of its proper divisors (131959567416548).

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

102222200111020 is a wasteful number, since it uses less digits than its factorization.

102222200111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464646364161 (or 464646364159 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102222200111020 its reverse (20111002222201), we get a palindrome (122333202333221).

The spelling of 102222200111020 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred million, one hundred eleven thousand, twenty".