203412441011 has 16 divisors (see below), whose sum is σ = 219381227520. Its totient is φ = 187489844640.

The previous prime is 203412440977. The next prime is 203412441049. The reversal of 203412441011 is 110144214302.

It is a cyclic number.

It is not a de Polignac number, because 203412441011 - 2²⁶ = 203345332147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203412441311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29809346 + ... + 29816168.

It is an arithmetic number, because the mean of its divisors is an integer number (13711326720).

Almost surely, 2^203412441011 is an apocalyptic number.

203412441011 is a deficient number, since it is larger than the sum of its proper divisors (15968786509).

203412441011 is a wasteful number, since it uses less digits than its factorization.

203412441011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9866.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 203412441011 its reverse (110144214302), we get a palindrome (313556655313).

The spelling of 203412441011 in words is "two hundred three billion, four hundred twelve million, four hundred forty-one thousand, eleven".