102101221102 has 32 divisors (see below), whose sum is σ = 158136336288. Its totient is φ = 49416621696.

The previous prime is 102101221081. The next prime is 102101221133. The reversal of 102101221102 is 201122101201.

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, 6793348 + ... + 6808360.

It is an arithmetic number, because the mean of its divisors is an integer number (4941760509).

Almost surely, 2^102101221102 is an apocalyptic number.

102101221102 is a deficient number, since it is larger than the sum of its proper divisors (56035115186).

102101221102 is a wasteful number, since it uses less digits than its factorization.

102101221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15924.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102101221102 its reverse (201122101201), we get a palindrome (303223322303).

The spelling of 102101221102 in words is "one hundred two billion, one hundred one million, two hundred twenty-one thousand, one hundred two".