112002121111020 has 192 divisors, whose sum is σ = 364524250890240. Its totient is φ = 25163625007872.

The previous prime is 112002121110983. The next prime is 112002121111057. The reversal of 112002121111020 is 20111121200211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112002121110983) and next prime (112002121111057).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 214408269 + ... + 214930011.

It is an arithmetic number, because the mean of its divisors is an integer number (1898563806720).

Almost surely, 2^{112002121111020} is an apocalyptic number.

112002121111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112002121111020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182262125445120).

112002121111020 is an abundant number, since it is smaller than the sum of its proper divisors (252522129779220).

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

112002121111020 is a wasteful number, since it uses less digits than its factorization.

112002121111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530484 (or 530482 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112002121111020 its reverse (20111121200211), we get a palindrome (132113242311231).

The spelling of 112002121111020 in words is "one hundred twelve trillion, two billion, one hundred twenty-one million, one hundred eleven thousand, twenty".