2011012120002 has 64 divisors (see below), whose sum is σ = 4250290199040. Its totient is φ = 632571120000.

The previous prime is 2011012119959. The next prime is 2011012120031. The reversal of 2011012120002 is 2000212101102.

It is a self number, because there is not a number n which added to its sum of digits gives 2011012120002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96807877 + ... + 96828647.

It is an arithmetic number, because the mean of its divisors is an integer number (66410784360).

Almost surely, 2^{2011012120002} is an apocalyptic number.

2011012120002 is an abundant number, since it is smaller than the sum of its proper divisors (2239278079038).

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

2011012120002 is a wasteful number, since it uses less digits than its factorization.

2011012120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24079.

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

Adding to 2011012120002 its reverse (2000212101102), we get a palindrome (4011224221104).

The spelling of 2011012120002 in words is "two trillion, eleven billion, twelve million, one hundred twenty thousand, two".