203442210055351 has 8 divisors (see below), whose sum is σ = 203523302654784. Its totient is φ = 203361130009440.

The previous prime is 203442210055309. The next prime is 203442210055373. The reversal of 203442210055351 is 153550012244302.

It is a happy number.

203442210055351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 203442210055351 - 2¹³ = 203442210047159 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 203442210055351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203442210050351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29347021 + ... + 35610841.

It is an arithmetic number, because the mean of its divisors is an integer number (25440412831848).

Almost surely, 2^{203442210055351} is an apocalyptic number.

203442210055351 is a deficient number, since it is larger than the sum of its proper divisors (81092599433).

203442210055351 is an equidigital number, since it uses as much as digits as its factorization.

203442210055351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276761.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 203442210055351 its reverse (153550012244302), we get a palindrome (356992222299653).

The spelling of 203442210055351 in words is "two hundred three trillion, four hundred forty-two billion, two hundred ten million, fifty-five thousand, three hundred fifty-one".