2011022101204 has 12 divisors (see below), whose sum is σ = 3632814118528. Its totient is φ = 973075210200.

The previous prime is 2011022101199. The next prime is 2011022101273. The reversal of 2011022101204 is 4021012201102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8108959962 + ... + 8108960209.

Almost surely, 2^{2011022101204} is an apocalyptic number.

It is an amenable number.

2011022101204 is a deficient number, since it is larger than the sum of its proper divisors (1621792017324).

2011022101204 is a wasteful number, since it uses less digits than its factorization.

2011022101204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16217920206 (or 16217920204 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2011022101204 its reverse (4021012201102), we get a palindrome (6032034302306).

The spelling of 2011022101204 in words is "two trillion, eleven billion, twenty-two million, one hundred one thousand, two hundred four".