135436110122 has 4 divisors (see below), whose sum is σ = 203154165186. Its totient is φ = 67718055060.

The previous prime is 135436110113. The next prime is 135436110163. The reversal of 135436110122 is 221011634531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221011634531 = 43597 ⋅5069423.

It can be written as a sum of positive squares in only one way, i.e., 98345587201 + 37090522921 = 313601^2 + 192589^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33859027529 + ... + 33859027532.

Almost surely, 2^135436110122 is an apocalyptic number.

135436110122 is a deficient number, since it is larger than the sum of its proper divisors (67718055064).

135436110122 is an equidigital number, since it uses as much as digits as its factorization.

135436110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67718055063.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 135436110122 its reverse (221011634531), we get a palindrome (356447744653).

The spelling of 135436110122 in words is "one hundred thirty-five billion, four hundred thirty-six million, one hundred ten thousand, one hundred twenty-two".