203345123200044 has 48 divisors (see below), whose sum is σ = 546154767379200. Its totient is φ = 57680631038016.

The previous prime is 203345123199949. The next prime is 203345123200067. The reversal of 203345123200044 is 440002321543302.

It is a super-2 number, since 2×203345123200044² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203345123199978 and 203345123200014.

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, 8707813059 + ... + 8707836410.

It is an arithmetic number, because the mean of its divisors is an integer number (11378224320400).

Almost surely, 2^{203345123200044} is an apocalyptic number.

It is an amenable number.

203345123200044 is an abundant number, since it is smaller than the sum of its proper divisors (342809644179156).

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

203345123200044 is a wasteful number, since it uses less digits than its factorization.

203345123200044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17415649622 (or 17415649620 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 203345123200044 its reverse (440002321543302), we get a palindrome (643347444743346).

The spelling of 203345123200044 in words is "two hundred three trillion, three hundred forty-five billion, one hundred twenty-three million, two hundred thousand, forty-four".