1001201022012 has 24 divisors (see below), whose sum is σ = 2371003417216. Its totient is φ = 328752574128.

The previous prime is 1001201022001. The next prime is 1001201022047. The reversal of 1001201022012 is 2102201021001.

1001201022012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 622636648 + ... + 622638255.

Almost surely, 2^{1001201022012} is an apocalyptic number.

1001201022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001201022012 is an abundant number, since it is smaller than the sum of its proper divisors (1369802395204).

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

1001201022012 is a wasteful number, since it uses less digits than its factorization.

1001201022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245274977 (or 1245274975 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001201022012 its reverse (2102201021001), we get a palindrome (3103402043013).

The spelling of 1001201022012 in words is "one trillion, one billion, two hundred one million, twenty-two thousand, twelve".