1122021021003 has 16 divisors (see below), whose sum is σ = 1507961511936. Its totient is φ = 742048473600.

The previous prime is 1122021020947. The next prime is 1122021021041. The reversal of 1122021021003 is 3001201202211.

It is not a de Polignac number, because 1122021021003 - 2¹⁴ = 1122021004619 is a prime.

It is a super-2 number, since 2×1122021021003² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122021023003) 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 15 ways as a sum of consecutive naturals, for example, 3722475 + ... + 4012587.

It is an arithmetic number, because the mean of its divisors is an integer number (94247594496).

Almost surely, 2^{1122021021003} is an apocalyptic number.

1122021021003 is a deficient number, since it is larger than the sum of its proper divisors (385940490933).

1122021021003 is a wasteful number, since it uses less digits than its factorization.

1122021021003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300394.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1122021021003 its reverse (3001201202211), we get a palindrome (4123222223214).

The spelling of 1122021021003 in words is "one trillion, one hundred twenty-two billion, twenty-one million, twenty-one thousand, three".