2111053510242 has 32 divisors (see below), whose sum is σ = 4691338306560. Its totient is φ = 703668260880.

The previous prime is 2111053510213. The next prime is 2111053510259. The reversal of 2111053510242 is 2420153501112.

It is a happy number.

2111053510242 is a `hidden beast` number, since 2 + 1 + 1 + 105 + 3 + 510 + 2 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2035708 + ... + 2892440.

It is an arithmetic number, because the mean of its divisors is an integer number (146604322080).

Almost surely, 2^{2111053510242} is an apocalyptic number.

2111053510242 is an abundant number, since it is smaller than the sum of its proper divisors (2580284796318).

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

2111053510242 is a wasteful number, since it uses less digits than its factorization.

2111053510242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902375 (or 902369 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 2111053510242 in words is "two trillion, one hundred eleven billion, fifty-three million, five hundred ten thousand, two hundred forty-two".