103420012250 has 16 divisors (see below), whose sum is σ = 193602263400. Its totient is φ = 41368004800.

The previous prime is 103420012249. The next prime is 103420012253. The reversal of 103420012250 is 52210024301.

It can be written as a sum of positive squares in 4 ways, for example, as 7950753889 + 95469258361 = 89167^2 + 308981^2 .

It is not an unprimeable number, because it can be changed into a prime (103420012253) 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, 206839775 + ... + 206840274.

Almost surely, 2^103420012250 is an apocalyptic number.

103420012250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103420012250 is a deficient number, since it is larger than the sum of its proper divisors (90182251150).

103420012250 is an equidigital number, since it uses as much as digits as its factorization.

103420012250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413680066 (or 413680056 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 103420012250 its reverse (52210024301), we get a palindrome (155630036551).

The spelling of 103420012250 in words is "one hundred three billion, four hundred twenty million, twelve thousand, two hundred fifty".