134413221404121 has 32 divisors (see below), whose sum is σ = 204615954137088. Its totient is φ = 77689489194240.

The previous prime is 134413221404093. The next prime is 134413221404129. The reversal of 134413221404121 is 121404122314431.

It is not a de Polignac number, because 134413221404121 - 2⁹ = 134413221403609 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (134413221404129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262492761 + ... + 263004326.

It is an arithmetic number, because the mean of its divisors is an integer number (6394248566784).

Almost surely, 2^{134413221404121} is an apocalyptic number.

134413221404121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134413221404121 is a deficient number, since it is larger than the sum of its proper divisors (70202732732967).

134413221404121 is a wasteful number, since it uses less digits than its factorization.

134413221404121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525497461.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 134413221404121 its reverse (121404122314431), we get a palindrome (255817343718552).

The spelling of 134413221404121 in words is "one hundred thirty-four trillion, four hundred thirteen billion, two hundred twenty-one million, four hundred four thousand, one hundred twenty-one".