1012201022012 has 6 divisors (see below), whose sum is σ = 1771351788528. Its totient is φ = 506100511004.

The previous prime is 1012201022011. The next prime is 1012201022017. The reversal of 1012201022012 is 2102201022101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012201022011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126525127748 + ... + 126525127755.

It is an arithmetic number, because the mean of its divisors is an integer number (295225298088).

Almost surely, 2^{1012201022012} is an apocalyptic number.

It is an amenable number.

1012201022012 is a deficient number, since it is larger than the sum of its proper divisors (759150766516).

1012201022012 is a wasteful number, since it uses less digits than its factorization.

1012201022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253050255507 (or 253050255505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1012201022012 its reverse (2102201022101), we get a palindrome (3114402044113).

The spelling of 1012201022012 in words is "one trillion, twelve billion, two hundred one million, twenty-two thousand, twelve".