1002021002012 has 6 divisors (see below), whose sum is σ = 1753536753528. Its totient is φ = 501010501004.

The previous prime is 1002021001997. The next prime is 1002021002023. The reversal of 1002021002012 is 2102001202001.

It is a happy number.

1002021002012 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 = 1002021001984 and 1002021002002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125252625248 + ... + 125252625255.

It is an arithmetic number, because the mean of its divisors is an integer number (292256125588).

Almost surely, 2^{1002021002012} is an apocalyptic number.

It is an amenable number.

1002021002012 is a deficient number, since it is larger than the sum of its proper divisors (751515751516).

1002021002012 is a wasteful number, since it uses less digits than its factorization.

1002021002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250505250507 (or 250505250505 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002021002012 its reverse (2102001202001), we get a palindrome (3104022204013).

The spelling of 1002021002012 in words is "one trillion, two billion, twenty-one million, two thousand, twelve".