135253103122 has 4 divisors (see below), whose sum is σ = 202879654686. Its totient is φ = 67626551560.

The previous prime is 135253103099. The next prime is 135253103159. The reversal of 135253103122 is 221301352531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 88541358481 + 46711744641 = 297559^2 + 216129^2 .

It is a super-2 number, since 2×135253103122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33813275779 + ... + 33813275782.

Almost surely, 2^135253103122 is an apocalyptic number.

135253103122 is a deficient number, since it is larger than the sum of its proper divisors (67626551564).

135253103122 is an equidigital number, since it uses as much as digits as its factorization.

135253103122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67626551563.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 135253103122 its reverse (221301352531), we get a palindrome (356554455653).

The spelling of 135253103122 in words is "one hundred thirty-five billion, two hundred fifty-three million, one hundred three thousand, one hundred twenty-two".