420201545134 has 32 divisors (see below), whose sum is σ = 738110310336. Its totient is φ = 175647502080.

The previous prime is 420201545119. The next prime is 420201545147. The reversal of 420201545134 is 431545102024.

It is a junction number, because it is equal to n+sod(n) for n = 420201545096 and 420201545105.

It is a congruent 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, 2116624 + ... + 2306620.

It is an arithmetic number, because the mean of its divisors is an integer number (23065947198).

Almost surely, 2^420201545134 is an apocalyptic number.

420201545134 is a deficient number, since it is larger than the sum of its proper divisors (317908765202).

420201545134 is a wasteful number, since it uses less digits than its factorization.

420201545134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193900.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 420201545134 its reverse (431545102024), we get a palindrome (851746647158).

The spelling of 420201545134 in words is "four hundred twenty billion, two hundred one million, five hundred forty-five thousand, one hundred thirty-four".