1112221121102 has 32 divisors (see below), whose sum is σ = 2053408190400. Its totient is φ = 439983088128.

The previous prime is 1112221121101. The next prime is 1112221121107. The reversal of 1112221121102 is 2011211222111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112221121101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5519174 + ... + 5717142.

It is an arithmetic number, because the mean of its divisors is an integer number (64169005950).

Almost surely, 2^{1112221121102} is an apocalyptic number.

1112221121102 is a deficient number, since it is larger than the sum of its proper divisors (941187069298).

1112221121102 is a wasteful number, since it uses less digits than its factorization.

1112221121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228860.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1112221121102 its reverse (2011211222111), we get a palindrome (3123432343213).

The spelling of 1112221121102 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twenty-one thousand, one hundred two".