211053038793 has 4 divisors (see below), whose sum is σ = 281404051728. Its totient is φ = 140702025860.

The previous prime is 211053038759. The next prime is 211053038831. The reversal of 211053038793 is 397830350112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211053038793 - 2¹² = 211053034697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211053038723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35175506463 + ... + 35175506468.

It is an arithmetic number, because the mean of its divisors is an integer number (70351012932).

Almost surely, 2^211053038793 is an apocalyptic number.

It is an amenable number.

211053038793 is a deficient number, since it is larger than the sum of its proper divisors (70351012935).

211053038793 is an equidigital number, since it uses as much as digits as its factorization.

211053038793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70351012934.

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 211053038793 in words is "two hundred eleven billion, fifty-three million, thirty-eight thousand, seven hundred ninety-three".