1020022012012 has 24 divisors (see below), whose sum is σ = 1848281274000. Its totient is φ = 491973832896.

The previous prime is 1020022011989. The next prime is 1020022012021. The reversal of 1020022012012 is 2102102200201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020022011983 and 1020022012001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3895762 + ... + 4149337.

It is an arithmetic number, because the mean of its divisors is an integer number (77011719750).

Almost surely, 2^{1020022012012} is an apocalyptic number.

It is an amenable number.

1020022012012 is a deficient number, since it is larger than the sum of its proper divisors (828259261988).

1020022012012 is a wasteful number, since it uses less digits than its factorization.

1020022012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8046225 (or 8046223 counting only the distinct ones).

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

Adding to 1020022012012 its reverse (2102102200201), we get a palindrome (3122124212213).

The spelling of 1020022012012 in words is "one trillion, twenty billion, twenty-two million, twelve thousand, twelve".