141220557135 has 128 divisors (see below), whose sum is σ = 298001203200. Its totient is φ = 62112320640.

The previous prime is 141220557113. The next prime is 141220557167. The reversal of 141220557135 is 531755022141.

141220557135 is a `hidden beast` number, since 1 + 412 + 205 + 5 + 7 + 1 + 35 = 666.

It is not a de Polignac number, because 141220557135 - 2⁸ = 141220556879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141220557135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2593540 + ... + 2647430.

It is an arithmetic number, because the mean of its divisors is an integer number (2328134400).

Almost surely, 2^141220557135 is an apocalyptic number.

141220557135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

141220557135 is an abundant number, since it is smaller than the sum of its proper divisors (156780646065).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141220557135 is a wasteful number, since it uses less digits than its factorization.

141220557135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54018 (or 54012 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

Adding to 141220557135 its reverse (531755022141), we get a palindrome (672975579276).

The spelling of 141220557135 in words is "one hundred forty-one billion, two hundred twenty million, five hundred fifty-seven thousand, one hundred thirty-five".