2451145221103 has 8 divisors (see below), whose sum is σ = 2510968299840. Its totient is φ = 2391324001920.

The previous prime is 2451145221101. The next prime is 2451145221137. The reversal of 2451145221103 is 3011225411542.

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 2451145221103 - 2¹ = 2451145221101 is a prime.

It is a super-2 number, since 2×2451145221103² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451145221101) 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, 2419258 + ... + 3279496.

It is an arithmetic number, because the mean of its divisors is an integer number (313871037480).

Almost surely, 2^{2451145221103} is an apocalyptic number.

2451145221103 is a deficient number, since it is larger than the sum of its proper divisors (59823078737).

2451145221103 is an equidigital number, since it uses as much as digits as its factorization.

2451145221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929777.

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 2451145221103 in words is "two trillion, four hundred fifty-one billion, one hundred forty-five million, two hundred twenty-one thousand, one hundred three".