2011020011002 has 4 divisors (see below), whose sum is σ = 3016530016506. Its totient is φ = 1005510005500.

The previous prime is 2011020010991. The next prime is 2011020011057. The reversal of 2011020011002 is 2001100201102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1074807019441 + 936212991561 = 1036729^2 + 967581^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2011020011002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502755002749 + ... + 502755002752.

Almost surely, 2^{2011020011002} is an apocalyptic number.

2011020011002 is a deficient number, since it is larger than the sum of its proper divisors (1005510005504).

2011020011002 is a wasteful number, since it uses less digits than its factorization.

2011020011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005510005503.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2011020011002 its reverse (2001100201102), we get a palindrome (4012120212104).

The spelling of 2011020011002 in words is "two trillion, eleven billion, twenty million, eleven thousand, two".