1120121122021 has 8 divisors (see below), whose sum is σ = 1233160869600. Its totient is φ = 1008949800240.

The previous prime is 1120121121961. The next prime is 1120121122049. The reversal of 1120121122021 is 1202211210211.

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 1120121122021 - 2¹⁹ = 1120120597733 is a prime.

It is a super-2 number, since 2×1120121122021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120121121986 and 1120121122004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120121122321) 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, 467105191 + ... + 467107588.

It is an arithmetic number, because the mean of its divisors is an integer number (154145108700).

Almost surely, 2^{1120121122021} is an apocalyptic number.

1120121122021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1120121122021 is a deficient number, since it is larger than the sum of its proper divisors (113039747579).

1120121122021 is a wasteful number, since it uses less digits than its factorization.

1120121122021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934212899.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1120121122021 its reverse (1202211210211), we get a palindrome (2322332332232).

The spelling of 1120121122021 in words is "one trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty-two thousand, twenty-one".