212222502535151 has 4 divisors (see below), whose sum is σ = 215211551866704. Its totient is φ = 209233453203600.

The previous prime is 212222502535117. The next prime is 212222502535217. The reversal of 212222502535151 is 151535205222212.

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

It is a cyclic number.

It is not a de Polignac number, because 212222502535151 - 2³⁴ = 212205322665967 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 (212222502535111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1494524665670 + ... + 1494524665811.

It is an arithmetic number, because the mean of its divisors is an integer number (53802887966676).

Almost surely, 2^{212222502535151} is an apocalyptic number.

212222502535151 is a deficient number, since it is larger than the sum of its proper divisors (2989049331553).

212222502535151 is an equidigital number, since it uses as much as digits as its factorization.

212222502535151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989049331552.

The product of its (nonzero) digits is 120000, while the sum is 38.

Adding to 212222502535151 its reverse (151535205222212), we get a palindrome (363757707757363).

The spelling of 212222502535151 in words is "two hundred twelve trillion, two hundred twenty-two billion, five hundred two million, five hundred thirty-five thousand, one hundred fifty-one".