1012102221102 has 32 divisors (see below), whose sum is σ = 2334600153600. Its totient is φ = 286519107168.

The previous prime is 1012102221083. The next prime is 1012102221113. The reversal of 1012102221102 is 2011222012101.

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, 110535202 + ... + 110544357.

It is an arithmetic number, because the mean of its divisors is an integer number (72956254800).

Almost surely, 2^{1012102221102} is an apocalyptic number.

1012102221102 is an abundant number, since it is smaller than the sum of its proper divisors (1322497932498).

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

1012102221102 is a wasteful number, since it uses less digits than its factorization.

1012102221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221079680.

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

Adding to 1012102221102 its reverse (2011222012101), we get a palindrome (3023324233203).

The spelling of 1012102221102 in words is "one trillion, twelve billion, one hundred two million, two hundred twenty-one thousand, one hundred two".