2111550056134 has 4 divisors (see below), whose sum is σ = 3167325084204. Its totient is φ = 1055775028066.

The previous prime is 2111550056131. The next prime is 2111550056153. The reversal of 2111550056134 is 4316500551112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2111550056134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111550056131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527887514032 + ... + 527887514035.

It is an arithmetic number, because the mean of its divisors is an integer number (791831271051).

Almost surely, 2^{2111550056134} is an apocalyptic number.

2111550056134 is a deficient number, since it is larger than the sum of its proper divisors (1055775028070).

2111550056134 is a wasteful number, since it uses less digits than its factorization.

2111550056134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055775028069.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 2111550056134 in words is "two trillion, one hundred eleven billion, five hundred fifty million, fifty-six thousand, one hundred thirty-four".