20134220401 has 8 divisors (see below), whose sum is σ = 21034100160. Its totient is φ = 19236380592.

The previous prime is 20134220387. The next prime is 20134220489. The reversal of 20134220401 is 10402243102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20134220401 - 2²⁹ = 19597349489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20134220501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489790 + ... + 529303.

It is an arithmetic number, because the mean of its divisors is an integer number (2629262520).

Almost surely, 2^20134220401 is an apocalyptic number.

It is an amenable number.

20134220401 is a deficient number, since it is larger than the sum of its proper divisors (899879759).

20134220401 is a wasteful number, since it uses less digits than its factorization.

20134220401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1019975.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 20134220401 its reverse (10402243102), we get a palindrome (30536463503).

The spelling of 20134220401 in words is "twenty billion, one hundred thirty-four million, two hundred twenty thousand, four hundred one".