100161225510 has 64 divisors (see below), whose sum is σ = 246102624000. Its totient is φ = 26080664192.

The previous prime is 100161225449. The next prime is 100161225547. The reversal of 100161225510 is 15522161001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73837 + ... + 453623.

It is an arithmetic number, because the mean of its divisors is an integer number (3845353500).

Almost surely, 2^100161225510 is an apocalyptic number.

100161225510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100161225510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123051312000).

100161225510 is an abundant number, since it is smaller than the sum of its proper divisors (145941398490).

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

100161225510 is a wasteful number, since it uses less digits than its factorization.

100161225510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380005.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 100161225510 its reverse (15522161001), we get a palindrome (115683386511).

The spelling of 100161225510 in words is "one hundred billion, one hundred sixty-one million, two hundred twenty-five thousand, five hundred ten".