20012011212002 has 32 divisors (see below), whose sum is σ = 31335395961600. Its totient is φ = 9573192776448.

The previous prime is 20012011211993. The next prime is 20012011212047. The reversal of 20012011212002 is 20021211021002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27289463 + ... + 28013189.

It is an arithmetic number, because the mean of its divisors is an integer number (979231123800).

Almost surely, 2^{20012011212002} is an apocalyptic number.

20012011212002 is a deficient number, since it is larger than the sum of its proper divisors (11323384749598).

20012011212002 is a wasteful number, since it uses less digits than its factorization.

20012011212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728090.

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

Adding to 20012011212002 its reverse (20021211021002), we get a palindrome (40033222233004).

The spelling of 20012011212002 in words is "twenty trillion, twelve billion, eleven million, two hundred twelve thousand, two".