101243216100 has 144 divisors (see below), whose sum is σ = 334020371328. Its totient is φ = 23455426560.

The previous prime is 101243216047. The next prime is 101243216119. The reversal of 101243216100 is 1612342101.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 697224 + ... + 829823.

It is an arithmetic number, because the mean of its divisors is an integer number (2319585912).

Almost surely, 2^101243216100 is an apocalyptic number.

101243216100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101243216100 is an abundant number, since it is smaller than the sum of its proper divisors (232777155228).

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

101243216100 is a wasteful number, since it uses less digits than its factorization.

101243216100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527094 (or 1527087 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 101243216100 its reverse (1612342101), we get a palindrome (102855558201).

The spelling of 101243216100 in words is "one hundred one billion, two hundred forty-three million, two hundred sixteen thousand, one hundred".