102011220222 has 32 divisors (see below), whose sum is σ = 214647227424. Its totient is φ = 32277772800.

The previous prime is 102011220217. The next prime is 102011220253. The reversal of 102011220222 is 222022110201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5594679 + ... + 5612882.

It is an arithmetic number, because the mean of its divisors is an integer number (6707725857).

Almost surely, 2^102011220222 is an apocalyptic number.

102011220222 is an abundant number, since it is smaller than the sum of its proper divisors (112636007202).

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

102011220222 is a wasteful number, since it uses less digits than its factorization.

102011220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11207644.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102011220222 its reverse (222022110201), we get a palindrome (324033330423).

The spelling of 102011220222 in words is "one hundred two billion, eleven million, two hundred twenty thousand, two hundred twenty-two".