351220251103 has 8 divisors (see below), whose sum is σ = 361695572672. Its totient is φ = 340796660256.

The previous prime is 351220251097. The next prime is 351220251113. The reversal of 351220251103 is 301152022153.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351220251103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351220251113) 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, 12918900 + ... + 12946057.

It is an arithmetic number, because the mean of its divisors is an integer number (45211946584).

Almost surely, 2^351220251103 is an apocalyptic number.

351220251103 is a deficient number, since it is larger than the sum of its proper divisors (10475321569).

351220251103 is a wasteful number, since it uses less digits than its factorization.

351220251103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25865361.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 351220251103 its reverse (301152022153), we get a palindrome (652372273256).

The spelling of 351220251103 in words is "three hundred fifty-one billion, two hundred twenty million, two hundred fifty-one thousand, one hundred three".