2011421100052 has 24 divisors (see below), whose sum is σ = 4332291600896. Its totient is φ = 795727028448.

The previous prime is 2011421100047. The next prime is 2011421100077. The reversal of 2011421100052 is 2500011241102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2762940708 + ... + 2762941435.

Almost surely, 2^{2011421100052} is an apocalyptic number.

It is an amenable number.

2011421100052 is an abundant number, since it is smaller than the sum of its proper divisors (2320870500844).

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

2011421100052 is a wasteful number, since it uses less digits than its factorization.

2011421100052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5525882167 (or 5525882165 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 2011421100052 its reverse (2500011241102), we get a palindrome (4511432341154).

The spelling of 2011421100052 in words is "two trillion, eleven billion, four hundred twenty-one million, one hundred thousand, fifty-two".