1121000021022 has 32 divisors (see below), whose sum is σ = 2563785216000. Its totient is φ = 320098288608.

The previous prime is 1121000020997. The next prime is 1121000021047. The reversal of 1121000021022 is 2201200001211.

It is an interprime number because it is at equal distance from previous prime (1121000020997) and next prime (1121000021047).

It is a junction number, because it is equal to n+sod(n) for n = 1121000020989 and 1121000021007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7737022 + ... + 7880577.

It is an arithmetic number, because the mean of its divisors is an integer number (80118288000).

Almost surely, 2^{1121000021022} is an apocalyptic number.

1121000021022 is an abundant number, since it is smaller than the sum of its proper divisors (1442785194978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121000021022 is a wasteful number, since it uses less digits than its factorization.

1121000021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15619320.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1121000021022 its reverse (2201200001211), we get a palindrome (3322200022233).

The spelling of 1121000021022 in words is "one trillion, one hundred twenty-one billion, twenty-one thousand, twenty-two".