3451052220403 has 4 divisors (see below), whose sum is σ = 3455165513520. Its totient is φ = 3446938927288.

The previous prime is 3451052220377. The next prime is 3451052220433. The reversal of 3451052220403 is 3040222501543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3451052220403 - 2⁹ = 3451052219891 is a prime.

It is a super-2 number, since 2×3451052220403² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3451052220433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2056645300 + ... + 2056646977.

It is an arithmetic number, because the mean of its divisors is an integer number (863791378380).

Almost surely, 2^{3451052220403} is an apocalyptic number.

3451052220403 is a deficient number, since it is larger than the sum of its proper divisors (4113293117).

3451052220403 is an equidigital number, since it uses as much as digits as its factorization.

3451052220403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113293116.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 3451052220403 its reverse (3040222501543), we get a palindrome (6491274721946).

The spelling of 3451052220403 in words is "three trillion, four hundred fifty-one billion, fifty-two million, two hundred twenty thousand, four hundred three".