201211212030134 has 8 divisors (see below), whose sum is σ = 301924725389328. Its totient is φ = 100569636900360.

The previous prime is 201211212030077. The next prime is 201211212030139. The reversal of 201211212030134 is 431030212112102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×201211212030134³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201211212030139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17984550362 + ... + 17984561549.

It is an arithmetic number, because the mean of its divisors is an integer number (37740590673666).

Almost surely, 2^{201211212030134} is an apocalyptic number.

201211212030134 is a deficient number, since it is larger than the sum of its proper divisors (100713513359194).

201211212030134 is a wasteful number, since it uses less digits than its factorization.

201211212030134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35969114710.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 201211212030134 its reverse (431030212112102), we get a palindrome (632241424142236).

The spelling of 201211212030134 in words is "two hundred one trillion, two hundred eleven billion, two hundred twelve million, thirty thousand, one hundred thirty-four".