112120202121102 has 24 divisors (see below), whose sum is σ = 277630976681136. Its totient is φ = 32034343463136.

The previous prime is 112120202121077. The next prime is 112120202121181. The reversal of 112120202121102 is 201121202021211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 444921436863 + ... + 444921437114.

It is an arithmetic number, because the mean of its divisors is an integer number (11567957361714).

Almost surely, 2^{112120202121102} is an apocalyptic number.

112120202121102 is an abundant number, since it is smaller than the sum of its proper divisors (165510774560034).

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

112120202121102 is a wasteful number, since it uses less digits than its factorization.

112120202121102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889842873992 (or 889842873989 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112120202121102 its reverse (201121202021211), we get a palindrome (313241404142313).

The spelling of 112120202121102 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred two million, one hundred twenty-one thousand, one hundred two".