100200221001121 has 4 divisors (see below), whose sum is σ = 100201053549744. Its totient is φ = 100199388452500.

The previous prime is 100200221001119. The next prime is 100200221001137. The reversal of 100200221001121 is 121100122002001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100200221001121 - 2¹ = 100200221001119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100200221005121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416093755 + ... + 416334496.

It is an arithmetic number, because the mean of its divisors is an integer number (25050263387436).

Almost surely, 2^{100200221001121} is an apocalyptic number.

It is an amenable number.

100200221001121 is a deficient number, since it is larger than the sum of its proper divisors (832548623).

100200221001121 is an equidigital number, since it uses as much as digits as its factorization.

100200221001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832548622.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100200221001121 its reverse (121100122002001), we get a palindrome (221300343003122).

The spelling of 100200221001121 in words is "one hundred trillion, two hundred billion, two hundred twenty-one million, one thousand, one hundred twenty-one".