210142334032111 has 16 divisors (see below), whose sum is σ = 233494633925280. Its totient is φ = 187884894804480.

The previous prime is 210142334032069. The next prime is 210142334032123. The reversal of 210142334032111 is 111230433241012.

It is a cyclic number.

It is not a de Polignac number, because 210142334032111 - 2⁷ = 210142334031983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210142334032111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210142334032711) 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, 1418139190 + ... + 1418287363.

It is an arithmetic number, because the mean of its divisors is an integer number (14593414620330).

Almost surely, 2^{210142334032111} is an apocalyptic number.

210142334032111 is a deficient number, since it is larger than the sum of its proper divisors (23352299893169).

210142334032111 is a wasteful number, since it uses less digits than its factorization.

210142334032111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836426746.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 210142334032111 its reverse (111230433241012), we get a palindrome (321372767273123).

The spelling of 210142334032111 in words is "two hundred ten trillion, one hundred forty-two billion, three hundred thirty-four million, thirty-two thousand, one hundred eleven".