1110120021002 has 8 divisors (see below), whose sum is σ = 1763131798116. Its totient is φ = 522409421632.

The previous prime is 1110120021001. The next prime is 1110120021047. The reversal of 1110120021002 is 2001200210111.

It can be written as a sum of positive squares in 2 ways, for example, as 1054546201921 + 55573819081 = 1026911^2 + 235741^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1110120021002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1110120021001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16325294393 + ... + 16325294460.

Almost surely, 2^{1110120021002} is an apocalyptic number.

1110120021002 is a deficient number, since it is larger than the sum of its proper divisors (653011777114).

1110120021002 is a wasteful number, since it uses less digits than its factorization.

1110120021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32650588872.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1110120021002 its reverse (2001200210111), we get a palindrome (3111320231113).

The spelling of 1110120021002 in words is "one trillion, one hundred ten billion, one hundred twenty million, twenty-one thousand, two".