20214190911 has 8 divisors (see below), whose sum is σ = 26955307440. Its totient is φ = 13474600832.

The previous prime is 20214190907. The next prime is 20214190933. The reversal of 20214190911 is 11909141202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20214190911 - 2² = 20214190907 is a prime.

It is a super-2 number, since 2×20214190911² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214190211) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 350346 + ... + 403943.

It is an arithmetic number, because the mean of its divisors is an integer number (3369413430).

Almost surely, 2^20214190911 is an apocalyptic number.

20214190911 is a deficient number, since it is larger than the sum of its proper divisors (6741116529).

20214190911 is an equidigital number, since it uses as much as digits as its factorization.

20214190911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763225.

The product of its (nonzero) digits is 1296, while the sum is 30.

The spelling of 20214190911 in words is "twenty billion, two hundred fourteen million, one hundred ninety thousand, nine hundred eleven".