100200120001121 has 16 divisors (see below), whose sum is σ = 118914409060608. Its totient is φ = 82643218617600.

The previous prime is 100200120001067. The next prime is 100200120001139. The reversal of 100200120001121 is 121100021002001.

It is a cyclic number.

It is not a de Polignac number, because 100200120001121 - 2¹⁴ = 100200119984737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100200120021121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2391275885 + ... + 2391317786.

It is an arithmetic number, because the mean of its divisors is an integer number (7432150566288).

Almost surely, 2^{100200120001121} is an apocalyptic number.

It is an amenable number.

100200120001121 is a deficient number, since it is larger than the sum of its proper divisors (18714289059487).

100200120001121 is an equidigital number, since it uses as much as digits as its factorization.

100200120001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4782593792.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100200120001121 its reverse (121100021002001), we get a palindrome (221300141003122).

The spelling of 100200120001121 in words is "one hundred trillion, two hundred billion, one hundred twenty million, one thousand, one hundred twenty-one".