10021100120200 has 96 divisors (see below), whose sum is σ = 25900689749760. Its totient is φ = 3580740460800.

The previous prime is 10021100120197. The next prime is 10021100120201. The reversal of 10021100120200 is 202100112001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (10021100120201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62085034 + ... + 62246233.

It is an arithmetic number, because the mean of its divisors is an integer number (269798851560).

Almost surely, 2^{10021100120200} is an apocalyptic number.

10021100120200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021100120200 is an abundant number, since it is smaller than the sum of its proper divisors (15879589629560).

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

10021100120200 is a wasteful number, since it uses less digits than its factorization.

10021100120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124331327 (or 124331318 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10021100120200 its reverse (202100112001), we get a palindrome (10223200232201).

The spelling of 10021100120200 in words is "ten trillion, twenty-one billion, one hundred million, one hundred twenty thousand, two hundred".