1101001202121 has 8 divisors (see below), whose sum is σ = 1489912074784. Its totient is φ = 723045565440.

The previous prime is 1101001202107. The next prime is 1101001202123. The reversal of 1101001202121 is 1212021001011.

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

It is not a de Polignac number, because 1101001202121 - 2²⁹ = 1100464331209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1101001202097 and 1101001202106.

It is not an unprimeable number, because it can be changed into a prime (1101001202123) 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, 2738808760 + ... + 2738809161.

It is an arithmetic number, because the mean of its divisors is an integer number (186239009348).

Almost surely, 2^{1101001202121} is an apocalyptic number.

It is an amenable number.

1101001202121 is a deficient number, since it is larger than the sum of its proper divisors (388910872663).

1101001202121 is an equidigital number, since it uses as much as digits as its factorization.

1101001202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5477617991.

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

Adding to 1101001202121 its reverse (1212021001011), we get a palindrome (2313022203132).

The spelling of 1101001202121 in words is "one trillion, one hundred one billion, one million, two hundred two thousand, one hundred twenty-one".