203154414325442 has 8 divisors (see below), whose sum is σ = 305458904595600. Its totient is φ = 101334779460244.

The previous prime is 203154414325411. The next prime is 203154414325531. The reversal of 203154414325442 is 244523414451302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 203154414325393 and 203154414325402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121213850192 + ... + 121213851867.

It is an arithmetic number, because the mean of its divisors is an integer number (38182363074450).

Almost surely, 2^{203154414325442} is an apocalyptic number.

203154414325442 is a deficient number, since it is larger than the sum of its proper divisors (102304490270158).

203154414325442 is a wasteful number, since it uses less digits than its factorization.

203154414325442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242427702480.

The product of its (nonzero) digits is 1843200, while the sum is 44.

Adding to 203154414325442 its reverse (244523414451302), we get a palindrome (447677828776744).

The spelling of 203154414325442 in words is "two hundred three trillion, one hundred fifty-four billion, four hundred fourteen million, three hundred twenty-five thousand, four hundred forty-two".