1121021102 has 8 divisors (see below), whose sum is σ = 1681680000. Its totient is φ = 560461104.

The previous prime is 1121021093. The next prime is 1121021117. The reversal of 1121021102 is 2011201211.

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

It is a super-2 number, since 2×1121021102² = 2513376622258588808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19274 + ... + 51122.

It is an arithmetic number, because the mean of its divisors is an integer number (210210000).

Almost surely, 2^1121021102 is an apocalyptic number.

1121021102 is a deficient number, since it is larger than the sum of its proper divisors (560658898).

1121021102 is a wasteful number, since it uses less digits than its factorization.

1121021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49450.

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

The square root of 1121021102 is about 33481.6532148578. The cubic root of 1121021102 is about 1038.8143236817.

Adding to 1121021102 its reverse (2011201211), we get a palindrome (3132222313).

The spelling of 1121021102 in words is "one billion, one hundred twenty-one million, twenty-one thousand, one hundred two".