1121132022021 has 48 divisors (see below), whose sum is σ = 1826052376960. Its totient is φ = 679326912000.

The previous prime is 1121132022011. The next prime is 1121132022053. The reversal of 1121132022021 is 1202202311211.

1121132022021 is a `hidden beast` number, since 1 + 121 + 1 + 320 + 220 + 2 + 1 = 666.

It is not a de Polignac number, because 1121132022021 - 2¹⁰ = 1121132020997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1121132021985 and 1121132022003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121132022011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16140261 + ... + 16209573.

Almost surely, 2^{1121132022021} is an apocalyptic number.

1121132022021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1121132022021 is a deficient number, since it is larger than the sum of its proper divisors (704920354939).

1121132022021 is a wasteful number, since it uses less digits than its factorization.

1121132022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74295 (or 74278 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1121132022021 its reverse (1202202311211), we get a palindrome (2323334333232).

The spelling of 1121132022021 in words is "one trillion, one hundred twenty-one billion, one hundred thirty-two million, twenty-two thousand, twenty-one".