134441200020 has 24 divisors (see below), whose sum is σ = 376435360224. Its totient is φ = 35850986656.

The previous prime is 134441199967. The next prime is 134441200031. The reversal of 134441200020 is 20002144431.

It is a self number, because there is not a number n which added to its sum of digits gives 134441200020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120343274 + ... + 1120343393.

It is an arithmetic number, because the mean of its divisors is an integer number (15684806676).

Almost surely, 2^134441200020 is an apocalyptic number.

134441200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134441200020 is an abundant number, since it is smaller than the sum of its proper divisors (241994160204).

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

134441200020 is a wasteful number, since it uses less digits than its factorization.

134441200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240686679 (or 2240686677 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 134441200020 its reverse (20002144431), we get a palindrome (154443344451).

The spelling of 134441200020 in words is "one hundred thirty-four billion, four hundred forty-one million, two hundred thousand, twenty".