103021340225 has 6 divisors (see below), whose sum is σ = 127746461910. Its totient is φ = 82417072160.

The previous prime is 103021340207. The next prime is 103021340231. The reversal of 103021340225 is 522043120301.

It can be written as a sum of positive squares in 3 ways, for example, as 8826978304 + 94194361921 = 93952^2 + 306911^2 .

It is a de Polignac number, because none of the positive numbers 2^k-103021340225 is a prime.

It is a super-2 number, since 2×103021340225² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103021340225.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2060426780 + ... + 2060426829.

It is an arithmetic number, because the mean of its divisors is an integer number (21291076985).

Almost surely, 2^103021340225 is an apocalyptic number.

It is an amenable number.

103021340225 is a deficient number, since it is larger than the sum of its proper divisors (24725121685).

103021340225 is an equidigital number, since it uses as much as digits as its factorization.

103021340225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120853619 (or 4120853614 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 103021340225 its reverse (522043120301), we get a palindrome (625064460526).

The spelling of 103021340225 in words is "one hundred three billion, twenty-one million, three hundred forty thousand, two hundred twenty-five".