1202100121101 has 8 divisors (see below), whose sum is σ = 1748509267104. Its totient is φ = 728545527920.

The previous prime is 1202100121081. The next prime is 1202100121139. The reversal of 1202100121101 is 1011210012021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1202100121101 - 2¹⁰ = 1202100120077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202100120101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18213638166 + ... + 18213638231.

It is an arithmetic number, because the mean of its divisors is an integer number (218563658388).

Almost surely, 2^{1202100121101} is an apocalyptic number.

1202100121101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1202100121101 is a deficient number, since it is larger than the sum of its proper divisors (546409146003).

1202100121101 is a wasteful number, since it uses less digits than its factorization.

1202100121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36427276411.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1202100121101 its reverse (1011210012021), we get a palindrome (2213310133122).

The spelling of 1202100121101 in words is "one trillion, two hundred two billion, one hundred million, one hundred twenty-one thousand, one hundred one".