101551530430 has 32 divisors (see below), whose sum is σ = 210754747584. Its totient is φ = 34509543936.

The previous prime is 101551530337. The next prime is 101551530473. The reversal of 101551530430 is 34035155101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6411277 + ... + 6427096.

It is an arithmetic number, because the mean of its divisors is an integer number (6586085862).

Almost surely, 2^101551530430 is an apocalyptic number.

101551530430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101551530430 is an abundant number, since it is smaller than the sum of its proper divisors (109203217154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101551530430 is a wasteful number, since it uses less digits than its factorization.

101551530430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12838500.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 101551530430 its reverse (34035155101), we get a palindrome (135586685531).

The spelling of 101551530430 in words is "one hundred one billion, five hundred fifty-one million, five hundred thirty thousand, four hundred thirty".