2149051700911 has 4 divisors (see below), whose sum is σ = 2207134179352. Its totient is φ = 2090969222472.

The previous prime is 2149051700903. The next prime is 2149051700947. The reversal of 2149051700911 is 1190071509412.

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

It is a cyclic number.

It is not a de Polignac number, because 2149051700911 - 2³ = 2149051700903 is a prime.

It is a super-3 number, since 3×2149051700911³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2149051700611) 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, 29041239165 + ... + 29041239238.

It is an arithmetic number, because the mean of its divisors is an integer number (551783544838).

Almost surely, 2^{2149051700911} is an apocalyptic number.

2149051700911 is a deficient number, since it is larger than the sum of its proper divisors (58082478441).

2149051700911 is an equidigital number, since it uses as much as digits as its factorization.

2149051700911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58082478440.

The product of its (nonzero) digits is 22680, while the sum is 40.

The spelling of 2149051700911 in words is "two trillion, one hundred forty-nine billion, fifty-one million, seven hundred thousand, nine hundred eleven".