1112020120220 has 12 divisors (see below), whose sum is σ = 2335242252504. Its totient is φ = 444808048080.

The previous prime is 1112020120219. The next prime is 1112020120243. The reversal of 1112020120220 is 220210202111.

It is a junction number, because it is equal to n+sod(n) for n = 1112020120195 and 1112020120204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27800502986 + ... + 27800503025.

It is an arithmetic number, because the mean of its divisors is an integer number (194603521042).

Almost surely, 2^{1112020120220} is an apocalyptic number.

1112020120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112020120220 is an abundant number, since it is smaller than the sum of its proper divisors (1223222132284).

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

1112020120220 is a wasteful number, since it uses less digits than its factorization.

1112020120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55601006020 (or 55601006018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1112020120220 its reverse (220210202111), we get a palindrome (1332230322331).

The spelling of 1112020120220 in words is "one trillion, one hundred twelve billion, twenty million, one hundred twenty thousand, two hundred twenty".