2120221001112 has 32 divisors (see below), whose sum is σ = 5300599098480. Its totient is φ = 706734120960.

The previous prime is 2120221001111. The next prime is 2120221001113. The reversal of 2120221001112 is 2111001220212.

It is an interprime number because it is at equal distance from previous prime (2120221001111) and next prime (2120221001113).

It is a junction number, because it is equal to n+sod(n) for n = 2120221001091 and 2120221001100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120221001111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3003312 + ... + 3641472.

Almost surely, 2^{2120221001112} is an apocalyptic number.

It is an amenable number.

2120221001112 is an abundant number, since it is smaller than the sum of its proper divisors (3180378097368).

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

2120221001112 is a wasteful number, since it uses less digits than its factorization.

2120221001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776603 (or 776599 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2120221001112 its reverse (2111001220212), we get a palindrome (4231222221324).

The spelling of 2120221001112 in words is "two trillion, one hundred twenty billion, two hundred twenty-one million, one thousand, one hundred twelve".