142055121135 has 16 divisors (see below), whose sum is σ = 227378056320. Its totient is φ = 75732777120.

The previous prime is 142055121113. The next prime is 142055121161. The reversal of 142055121135 is 531121550241.

It is not a de Polignac number, because 142055121135 - 2²⁴ = 142038343919 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1832905 + ... + 1908834.

It is an arithmetic number, because the mean of its divisors is an integer number (14211128520).

Almost surely, 2^142055121135 is an apocalyptic number.

142055121135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142055121135 is a deficient number, since it is larger than the sum of its proper divisors (85322935185).

142055121135 is a wasteful number, since it uses less digits than its factorization.

142055121135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3744278.

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 142055121135 its reverse (531121550241), we get a palindrome (673176671376).

The spelling of 142055121135 in words is "one hundred forty-two billion, fifty-five million, one hundred twenty-one thousand, one hundred thirty-five".