134302221420 has 48 divisors (see below), whose sum is σ = 376116373248. Its totient is φ = 35807244480.

The previous prime is 134302221371. The next prime is 134302221439. The reversal of 134302221420 is 24122203431.

It is a happy 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, 119787 + ... + 531933.

It is an arithmetic number, because the mean of its divisors is an integer number (7835757776).

Almost surely, 2^134302221420 is an apocalyptic number.

134302221420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134302221420 is an abundant number, since it is smaller than the sum of its proper divisors (241814151828).

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

134302221420 is a wasteful number, since it uses less digits than its factorization.

134302221420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417590 (or 417588 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 134302221420 its reverse (24122203431), we get a palindrome (158424424851).

The spelling of 134302221420 in words is "one hundred thirty-four billion, three hundred two million, two hundred twenty-one thousand, four hundred twenty".