2201021121023 has 8 divisors (see below), whose sum is σ = 2201691528576. Its totient is φ = 2200350822400.

The previous prime is 2201021121001. The next prime is 2201021121029. The reversal of 2201021121023 is 3201211201022.

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 2201021121023 - 2⁶ = 2201021120959 is a prime.

It is a super-2 number, since 2×2201021121023² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201021120992 and 2201021121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201021121029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57059663 + ... + 57098223.

It is an arithmetic number, because the mean of its divisors is an integer number (275211441072).

Almost surely, 2^{2201021121023} is an apocalyptic number.

2201021121023 is a deficient number, since it is larger than the sum of its proper divisors (670407553).

2201021121023 is a wasteful number, since it uses less digits than its factorization.

2201021121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54465.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2201021121023 its reverse (3201211201022), we get a palindrome (5402232322045).

The spelling of 2201021121023 in words is "two trillion, two hundred one billion, twenty-one million, one hundred twenty-one thousand, twenty-three".