112111020002020 has 36 divisors (see below), whose sum is σ = 254936479219380. Its totient is φ = 41394838153344.

The previous prime is 112111020001979. The next prime is 112111020002053. The reversal of 112111020002020 is 20200020111211.

It can be written as a sum of positive squares in 6 ways, for example, as 8642941452544 + 103468078549476 = 2939888^2 + 10171926^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 16584467035 + ... + 16584473794.

It is an arithmetic number, because the mean of its divisors is an integer number (7081568867205).

Almost surely, 2^{112111020002020} is an apocalyptic number.

112111020002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112111020002020 is an abundant number, since it is smaller than the sum of its proper divisors (142825459217360).

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

112111020002020 is a wasteful number, since it uses less digits than its factorization.

112111020002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33168940864 (or 33168940849 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112111020002020 its reverse (20200020111211), we get a palindrome (132311040113231).

The spelling of 112111020002020 in words is "one hundred twelve trillion, one hundred eleven billion, twenty million, two thousand, twenty".