214055522251 has 6 divisors (see below), whose sum is σ = 223766926460. Its totient is φ = 204748759908.

The previous prime is 214055522221. The next prime is 214055522311. The reversal of 214055522251 is 152225550412.

It is not a de Polignac number, because 214055522251 - 2¹⁹ = 214054997963 is a prime.

It is a super-2 number, since 2×214055522251² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214055522221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 202320381 + ... + 202321438.

Almost surely, 2^214055522251 is an apocalyptic number.

214055522251 is a deficient number, since it is larger than the sum of its proper divisors (9711404209).

214055522251 is an equidigital number, since it uses as much as digits as its factorization.

214055522251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404641865 (or 404641842 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 214055522251 in words is "two hundred fourteen billion, fifty-five million, five hundred twenty-two thousand, two hundred fifty-one".