1012212101120 has 104 divisors (see below), whose sum is σ = 2649832403760. Its totient is φ = 368077045760.

The previous prime is 1012212101119. The next prime is 1012212101179. The reversal of 1012212101120 is 211012122101.

It is a junction number, because it is equal to n+sod(n) for n = 1012212101095 and 1012212101104.

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 7 ways as a sum of consecutive naturals, for example, 2021285 + ... + 2471844.

Almost surely, 2^{1012212101120} is an apocalyptic number.

1012212101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012212101120 is an abundant number, since it is smaller than the sum of its proper divisors (1637620302640).

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

1012212101120 is an equidigital number, since it uses as much as digits as its factorization.

1012212101120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493169 (or 4493147 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012212101120 its reverse (211012122101), we get a palindrome (1223224223221).

The spelling of 1012212101120 in words is "one trillion, twelve billion, two hundred twelve million, one hundred one thousand, one hundred twenty".