101263536100 has 18 divisors (see below), whose sum is σ = 219741873554. Its totient is φ = 40505414400.

The previous prime is 101263536091. The next prime is 101263536113. The reversal of 101263536100 is 1635362101.

It can be written as a sum of positive squares in 3 ways, for example, as 612166564 + 100651369536 = 24742^2 + 317256^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 506317581 + ... + 506317780.

Almost surely, 2^101263536100 is an apocalyptic number.

101263536100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101263536100 is an abundant number, since it is smaller than the sum of its proper divisors (118478337454).

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

101263536100 is a wasteful number, since it uses less digits than its factorization.

101263536100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012635375 (or 1012635368 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 101263536100 its reverse (1635362101), we get a palindrome (102898898201).

The spelling of 101263536100 in words is "one hundred one billion, two hundred sixty-three million, five hundred thirty-six thousand, one hundred".