213455321151 has 64 divisors (see below), whose sum is σ = 309164580864. Its totient is φ = 130611571200.

The previous prime is 213455321129. The next prime is 213455321173. The reversal of 213455321151 is 151123554312.

It is an interprime number because it is at equal distance from previous prime (213455321129) and next prime (213455321173).

It is not a de Polignac number, because 213455321151 - 2¹⁸ = 213455059007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213455326151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 226838341 + ... + 226839281.

It is an arithmetic number, because the mean of its divisors is an integer number (4830696576).

Almost surely, 2^213455321151 is an apocalyptic number.

213455321151 is a deficient number, since it is larger than the sum of its proper divisors (95709259713).

213455321151 is a wasteful number, since it uses less digits than its factorization.

213455321151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784.

The product of its digits is 18000, while the sum is 33.

Adding to 213455321151 its reverse (151123554312), we get a palindrome (364578875463).

The spelling of 213455321151 in words is "two hundred thirteen billion, four hundred fifty-five million, three hundred twenty-one thousand, one hundred fifty-one".