420203010050 has 12 divisors (see below), whose sum is σ = 781577598786. Its totient is φ = 168081204000.

The previous prime is 420203010037. The next prime is 420203010053. The reversal of 420203010050 is 50010302024.

It can be written as a sum of positive squares in 3 ways, for example, as 397052474641 + 23150535409 = 630121^2 + 152153^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (420203010053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4202030051 + ... + 4202030150.

Almost surely, 2^420203010050 is an apocalyptic number.

420203010050 is a deficient number, since it is larger than the sum of its proper divisors (361374588736).

420203010050 is a wasteful number, since it uses less digits than its factorization.

420203010050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8404060213 (or 8404060208 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 420203010050 its reverse (50010302024), we get a palindrome (470213312074).

The spelling of 420203010050 in words is "four hundred twenty billion, two hundred three million, ten thousand, fifty".