214421154111 has 12 divisors (see below), whose sum is σ = 314342123992. Its totient is φ = 140813891856.

The previous prime is 214421154083. The next prime is 214421154151. The reversal of 214421154111 is 111451124412.

214421154111 is a `hidden beast` number, since 214 + 4 + 21 + 15 + 411 + 1 = 666.

It is not a de Polignac number, because 214421154111 - 2¹⁰ = 214421153087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214421154151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177794716 + ... + 177795921.

Almost surely, 2^214421154111 is an apocalyptic number.

214421154111 is a deficient number, since it is larger than the sum of its proper divisors (99920969881).

214421154111 is a wasteful number, since it uses less digits than its factorization.

214421154111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355590710 (or 355590707 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

Adding to 214421154111 its reverse (111451124412), we get a palindrome (325872278523).

The spelling of 214421154111 in words is "two hundred fourteen billion, four hundred twenty-one million, one hundred fifty-four thousand, one hundred eleven".