101430020425 has 6 divisors (see below), whose sum is σ = 125773225358. Its totient is φ = 81144016320.

The previous prime is 101430020407. The next prime is 101430020431. The reversal of 101430020425 is 524020034101.

It can be written as a sum of positive squares in 3 ways, for example, as 8754222096 + 92675798329 = 93564^2 + 304427^2 .

It is not a de Polignac number, because 101430020425 - 2⁹ = 101430019913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101430020396 and 101430020405.

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, 2028600384 + ... + 2028600433.

Almost surely, 2^101430020425 is an apocalyptic number.

It is an amenable number.

101430020425 is a deficient number, since it is larger than the sum of its proper divisors (24343204933).

101430020425 is an equidigital number, since it uses as much as digits as its factorization.

101430020425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4057200827 (or 4057200822 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 101430020425 its reverse (524020034101), we get a palindrome (625450054526).

The spelling of 101430020425 in words is "one hundred one billion, four hundred thirty million, twenty thousand, four hundred twenty-five".