101100020200 has 24 divisors (see below), whose sum is σ = 235057547430. Its totient is φ = 40440008000.

The previous prime is 101100020089. The next prime is 101100020207. The reversal of 101100020200 is 2020001101.

It can be written as a sum of positive squares in 3 ways, for example, as 88217316196 + 12882704004 = 297014^2 + 113502^2 .

It is not an unprimeable number, because it can be changed into a prime (101100020207) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 252749851 + ... + 252750250.

Almost surely, 2^101100020200 is an apocalyptic number.

101100020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101100020200 is an abundant number, since it is smaller than the sum of its proper divisors (133957527230).

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

101100020200 is a wasteful number, since it uses less digits than its factorization.

101100020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505500117 (or 505500108 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 101100020200 its reverse (2020001101), we get a palindrome (103120021301).

The spelling of 101100020200 in words is "one hundred one billion, one hundred million, twenty thousand, two hundred".