2030121221101 has 8 divisors (see below), whose sum is σ = 2033003728184. Its totient is φ = 2027240490240.

The previous prime is 2030121221087. The next prime is 2030121221197. The reversal of 2030121221101 is 1011221210302.

It can be written as a sum of positive squares in 4 ways, for example, as 1638589445476 + 391531775625 = 1280074^2 + 625725^2 .

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 2030121221101 - 2²³ = 2030112832493 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 (2030121221201) 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, 1851865 + ... + 2736721.

It is an arithmetic number, because the mean of its divisors is an integer number (254125466023).

Almost surely, 2^{2030121221101} is an apocalyptic number.

It is an amenable number.

2030121221101 is a deficient number, since it is larger than the sum of its proper divisors (2882507083).

2030121221101 is a wasteful number, since it uses less digits than its factorization.

2030121221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888111.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 2030121221101 its reverse (1011221210302), we get a palindrome (3041342431403).

The spelling of 2030121221101 in words is "two trillion, thirty billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred one".