212144331414142 has 32 divisors (see below), whose sum is σ = 328926030824160. Its totient is φ = 102561502024320.

The previous prime is 212144331414091. The next prime is 212144331414149. The reversal of 212144331414142 is 241414133441212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212144331414149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222756408 + ... + 223706740.

It is an arithmetic number, because the mean of its divisors is an integer number (10278938463255).

Almost surely, 2^{212144331414142} is an apocalyptic number.

212144331414142 is a deficient number, since it is larger than the sum of its proper divisors (116781699410018).

212144331414142 is a wasteful number, since it uses less digits than its factorization.

212144331414142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981468.

The product of its digits is 73728, while the sum is 37.

Adding to 212144331414142 its reverse (241414133441212), we get a palindrome (453558464855354).

The spelling of 212144331414142 in words is "two hundred twelve trillion, one hundred forty-four billion, three hundred thirty-one million, four hundred fourteen thousand, one hundred forty-two".