203072426034 has 32 divisors (see below), whose sum is σ = 416043570240. Its totient is φ = 66057772032.

The previous prime is 203072426027. The next prime is 203072426071. The reversal of 203072426034 is 430624270302.

It is a junction number, because it is equal to n+sod(n) for n = 203072425986 and 203072426004.

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, 2045119 + ... + 2142114.

It is an arithmetic number, because the mean of its divisors is an integer number (13001361570).

Almost surely, 2^203072426034 is an apocalyptic number.

203072426034 is an abundant number, since it is smaller than the sum of its proper divisors (212971144206).

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

203072426034 is a wasteful number, since it uses less digits than its factorization.

203072426034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4187434.

The product of its (nonzero) digits is 48384, while the sum is 33.

Adding to 203072426034 its reverse (430624270302), we get a palindrome (633696696336).

The spelling of 203072426034 in words is "two hundred three billion, seventy-two million, four hundred twenty-six thousand, thirty-four".