13020420003 has 8 divisors (see below), whose sum is σ = 18381769488. Its totient is φ = 8169675264.

The previous prime is 13020419963. The next prime is 13020420013. The reversal of 13020420003 is 30002402031.

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

It is not a de Polignac number, because 13020420003 - 2⁹ = 13020419491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13020420013) 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, 127651126 + ... + 127651227.

It is an arithmetic number, because the mean of its divisors is an integer number (2297721186).

Almost surely, 2^13020420003 is an apocalyptic number.

13020420003 is a deficient number, since it is larger than the sum of its proper divisors (5361349485).

13020420003 is a wasteful number, since it uses less digits than its factorization.

13020420003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255302373.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 13020420003 its reverse (30002402031), we get a palindrome (43022822034).

The spelling of 13020420003 in words is "thirteen billion, twenty million, four hundred twenty thousand, three".