2135102223142 has 48 divisors (see below), whose sum is σ = 3922062949440. Its totient is φ = 866784884112.

The previous prime is 2135102223103. The next prime is 2135102223151. The reversal of 2135102223142 is 2413222015312.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2135102223142.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 17566993 + ... + 17688115.

It is an arithmetic number, because the mean of its divisors is an integer number (81709644780).

Almost surely, 2^{2135102223142} is an apocalyptic number.

2135102223142 is a deficient number, since it is larger than the sum of its proper divisors (1786960726298).

2135102223142 is a wasteful number, since it uses less digits than its factorization.

2135102223142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130625 (or 130618 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2135102223142 its reverse (2413222015312), we get a palindrome (4548324238454).

The spelling of 2135102223142 in words is "two trillion, one hundred thirty-five billion, one hundred two million, two hundred twenty-three thousand, one hundred forty-two".