1000121202101 has 8 divisors (see below), whose sum is σ = 1169576954304. Its totient is φ = 837310773600.

The previous prime is 1000121202097. The next prime is 1000121202109. The reversal of 1000121202101 is 1012021210001.

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

It is not a de Polignac number, because 1000121202101 - 2² = 1000121202097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000121202109) 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, 1661330600 + ... + 1661331201.

It is an arithmetic number, because the mean of its divisors is an integer number (146197119288).

Almost surely, 2^{1000121202101} is an apocalyptic number.

It is an amenable number.

1000121202101 is a deficient number, since it is larger than the sum of its proper divisors (169455752203).

1000121202101 is an equidigital number, since it uses as much as digits as its factorization.

1000121202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322661851.

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

Adding to 1000121202101 its reverse (1012021210001), we get a palindrome (2012142412102).

The spelling of 1000121202101 in words is "one trillion, one hundred twenty-one million, two hundred two thousand, one hundred one".