212301221001254 has 32 divisors (see below), whose sum is σ = 404522003079936. Its totient is φ = 81154105549920.

The previous prime is 212301221001253. The next prime is 212301221001277. The reversal of 212301221001254 is 452100122103212.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212301221001253) 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 15 ways as a sum of consecutive naturals, for example, 13005457472 + ... + 13005473795.

It is an arithmetic number, because the mean of its divisors is an integer number (12641312596248).

Almost surely, 2^{212301221001254} is an apocalyptic number.

212301221001254 is a deficient number, since it is larger than the sum of its proper divisors (192220782078682).

212301221001254 is a wasteful number, since it uses less digits than its factorization.

212301221001254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26010931340.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 212301221001254 its reverse (452100122103212), we get a palindrome (664401343104466).

The spelling of 212301221001254 in words is "two hundred twelve trillion, three hundred one billion, two hundred twenty-one million, one thousand, two hundred fifty-four".