203121110141034 has 64 divisors (see below), whose sum is σ = 421886450401920. Its totient is φ = 65148927022080.

The previous prime is 203121110141009. The next prime is 203121110141041. The reversal of 203121110141034 is 430141011121302.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 203121110140995 and 203121110141013.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2992564 + ... + 20376399.

It is an arithmetic number, because the mean of its divisors is an integer number (6591975787530).

Almost surely, 2^{203121110141034} is an apocalyptic number.

203121110141034 is an abundant number, since it is smaller than the sum of its proper divisors (218765340260886).

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

203121110141034 is a wasteful number, since it uses less digits than its factorization.

203121110141034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23369495.

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 203121110141034 its reverse (430141011121302), we get a palindrome (633262121262336).

The spelling of 203121110141034 in words is "two hundred three trillion, one hundred twenty-one billion, one hundred ten million, one hundred forty-one thousand, thirty-four".