2120303121101 has 8 divisors (see below), whose sum is σ = 2314064968704. Its totient is φ = 1926709109920.

The previous prime is 2120303121073. The next prime is 2120303121103. The reversal of 2120303121101 is 1011213030212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120303121101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2120303121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120303121103) 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, 41932685 + ... + 41983218.

It is an arithmetic number, because the mean of its divisors is an integer number (289258121088).

Almost surely, 2^{2120303121101} is an apocalyptic number.

It is an amenable number.

2120303121101 is a deficient number, since it is larger than the sum of its proper divisors (193761847603).

2120303121101 is a wasteful number, since it uses less digits than its factorization.

2120303121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83918211.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 2120303121101 its reverse (1011213030212), we get a palindrome (3131516151313).

The spelling of 2120303121101 in words is "two trillion, one hundred twenty billion, three hundred three million, one hundred twenty-one thousand, one hundred one".