1020022002112 has 56 divisors (see below), whose sum is σ = 2118828367872. Its totient is φ = 486607430400.

The previous prime is 1020022002047. The next prime is 1020022002119. The reversal of 1020022002112 is 2112002200201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020022002092 and 1020022002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020022002119) 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, 3479728 + ... + 3761455.

Almost surely, 2^{1020022002112} is an apocalyptic number.

It is an amenable number.

1020022002112 is an abundant number, since it is smaller than the sum of its proper divisors (1098806365760).

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

1020022002112 is an equidigital number, since it uses as much as digits as its factorization.

1020022002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7241297 (or 7241287 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1020022002112 its reverse (2112002200201), we get a palindrome (3132024202313).

The spelling of 1020022002112 in words is "one trillion, twenty billion, twenty-two million, two thousand, one hundred twelve".