214005226154 has 4 divisors (see below), whose sum is σ = 321007839234. Its totient is φ = 107002613076.

The previous prime is 214005226133. The next prime is 214005226163. The reversal of 214005226154 is 451622500412.

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

It can be written as a sum of positive squares in only one way, i.e., 168778823929 + 45226402225 = 410827^2 + 212665^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 214005226154.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53501306537 + ... + 53501306540.

Almost surely, 2^214005226154 is an apocalyptic number.

214005226154 is a deficient number, since it is larger than the sum of its proper divisors (107002613080).

214005226154 is a wasteful number, since it uses less digits than its factorization.

214005226154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107002613079.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 214005226154 its reverse (451622500412), we get a palindrome (665627726566).

The spelling of 214005226154 in words is "two hundred fourteen billion, five million, two hundred twenty-six thousand, one hundred fifty-four".