203443202030988 has 48 divisors (see below), whose sum is σ = 488562805100160. Its totient is φ = 65861811216384.

The previous prime is 203443202030987. The next prime is 203443202031101. The reversal of 203443202030988 is 889030202344302.

It is a happy number.

It is a super-2 number, since 2×203443202030988² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203443202030987) 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, 1730960245 + ... + 1731077772.

It is an arithmetic number, because the mean of its divisors is an integer number (10178391772920).

Almost surely, 2^{203443202030988} is an apocalyptic number.

It is an amenable number.

203443202030988 is an abundant number, since it is smaller than the sum of its proper divisors (285119603069172).

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

203443202030988 is a wasteful number, since it uses less digits than its factorization.

203443202030988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3462038166 (or 3462038164 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 203443202030988 in words is "two hundred three trillion, four hundred forty-three billion, two hundred two million, thirty thousand, nine hundred eighty-eight".