203134221411044 has 96 divisors (see below), whose sum is σ = 446154713044992. Its totient is φ = 78615963360000.

The previous prime is 203134221411029. The next prime is 203134221411113. The reversal of 203134221411044 is 440114122431302.

It is a super-4 number, since 4×203134221411044⁴ (a number of 58 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203134221411044.

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, 1428329099 + ... + 1428471309.

It is an arithmetic number, because the mean of its divisors is an integer number (4647444927552).

Almost surely, 2^{203134221411044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203134221411044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223077356522496).

203134221411044 is an abundant number, since it is smaller than the sum of its proper divisors (243020491633948).

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

203134221411044 is a wasteful number, since it uses less digits than its factorization.

203134221411044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173097 (or 173095 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 203134221411044 its reverse (440114122431302), we get a palindrome (643248343842346).

The spelling of 203134221411044 in words is "two hundred three trillion, one hundred thirty-four billion, two hundred twenty-one million, four hundred eleven thousand, forty-four".