100420523625 has 64 divisors (see below), whose sum is σ = 177057653760. Its totient is φ = 50370560000.

The previous prime is 100420523611. The next prime is 100420523627. The reversal of 100420523625 is 526325024001.

It is not a de Polignac number, because 100420523625 - 2⁶ = 100420523561 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100420523592 and 100420523601.

It is not an unprimeable number, because it can be changed into a prime (100420523627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10201456 + ... + 10211294.

It is an arithmetic number, because the mean of its divisors is an integer number (2766525840).

Almost surely, 2^100420523625 is an apocalyptic number.

100420523625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100420523625 is a deficient number, since it is larger than the sum of its proper divisors (76637130135).

100420523625 is a wasteful number, since it uses less digits than its factorization.

100420523625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11475 (or 11465 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 100420523625 its reverse (526325024001), we get a palindrome (626745547626).

The spelling of 100420523625 in words is "one hundred billion, four hundred twenty million, five hundred twenty-three thousand, six hundred twenty-five".