102011221122 has 32 divisors (see below), whose sum is σ = 227393438400. Its totient is φ = 30319123968.

The previous prime is 102011221099. The next prime is 102011221163. The reversal of 102011221122 is 221122110201.

102011221122 is a modest number, since divided by 11221122 gives 1020 as remainder.

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 15 ways as a sum of consecutive naturals, for example, 26316747 + ... + 26320622.

It is an arithmetic number, because the mean of its divisors is an integer number (7106044950).

Almost surely, 2^102011221122 is an apocalyptic number.

102011221122 is an abundant number, since it is smaller than the sum of its proper divisors (125382217278).

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

102011221122 is a wasteful number, since it uses less digits than its factorization.

102011221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52637410.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102011221122 its reverse (221122110201), we get a palindrome (323133331323).

The spelling of 102011221122 in words is "one hundred two billion, eleven million, two hundred twenty-one thousand, one hundred twenty-two".