212142302240134 has 16 divisors (see below), whose sum is σ = 385065019192608. Its totient is φ = 85570004264832.

The previous prime is 212142302240119. The next prime is 212142302240137. The reversal of 212142302240134 is 431042203241212.

It is a super-3 number, since 3×212142302240134³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212142302240096 and 212142302240105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212142302240137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445677105309 + ... + 445677105784.

It is an arithmetic number, because the mean of its divisors is an integer number (24066563699538).

Almost surely, 2^{212142302240134} is an apocalyptic number.

212142302240134 is a deficient number, since it is larger than the sum of its proper divisors (172922716952474).

212142302240134 is a wasteful number, since it uses less digits than its factorization.

212142302240134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891354211119.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 212142302240134 its reverse (431042203241212), we get a palindrome (643184505481346).

The spelling of 212142302240134 in words is "two hundred twelve trillion, one hundred forty-two billion, three hundred two million, two hundred forty thousand, one hundred thirty-four".