2102011001012 has 24 divisors (see below), whose sum is σ = 4169981340000. Its totient is φ = 919097927136.

The previous prime is 2102011000967. The next prime is 2102011001021. The reversal of 2102011001012 is 2101001102012.

It is a junction number, because it is equal to n+sod(n) for n = 2102011000984 and 2102011001002.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1063769762 + ... + 1063771737.

It is an arithmetic number, because the mean of its divisors is an integer number (173749222500).

Almost surely, 2^{2102011001012} is an apocalyptic number.

It is an amenable number.

2102011001012 is a deficient number, since it is larger than the sum of its proper divisors (2067970338988).

2102011001012 is a wasteful number, since it uses less digits than its factorization.

2102011001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2127541535 (or 2127541533 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2102011001012 its reverse (2101001102012), we get a palindrome (4203012103024).

The spelling of 2102011001012 in words is "two trillion, one hundred two billion, eleven million, one thousand, twelve".