134221013420 has 48 divisors (see below), whose sum is σ = 305342214240. Its totient is φ = 49558511808.

The previous prime is 134221013413. The next prime is 134221013489. The reversal of 134221013420 is 24310122431.

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, 1483382 + ... + 1571261.

It is an arithmetic number, because the mean of its divisors is an integer number (6361296130).

Almost surely, 2^134221013420 is an apocalyptic number.

134221013420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134221013420 is an abundant number, since it is smaller than the sum of its proper divisors (171121200820).

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

134221013420 is a wasteful number, since it uses less digits than its factorization.

134221013420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054691 (or 3054663 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 134221013420 its reverse (24310122431), we get a palindrome (158531135851).

The spelling of 134221013420 in words is "one hundred thirty-four billion, two hundred twenty-one million, thirteen thousand, four hundred twenty".