1012021210012 has 24 divisors (see below), whose sum is σ = 1783810933632. Its totient is φ = 502373910000.

The previous prime is 1012021210007. The next prime is 1012021210033. The reversal of 1012021210012 is 2100121202101.

1012021210012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012021209974 and 1012021210001.

It is a congruent number.

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, 1308318 + ... + 1932805.

It is an arithmetic number, because the mean of its divisors is an integer number (74325455568).

Almost surely, 2^{1012021210012} is an apocalyptic number.

It is an amenable number.

1012021210012 is a deficient number, since it is larger than the sum of its proper divisors (771789723620).

1012021210012 is a wasteful number, since it uses less digits than its factorization.

1012021210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241689 (or 3241687 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012021210012 its reverse (2100121202101), we get a palindrome (3112142412113).

The spelling of 1012021210012 in words is "one trillion, twelve billion, twenty-one million, two hundred ten thousand, twelve".