1102121121 has 8 divisors (see below), whose sum is σ = 1494401760. Its totient is φ = 722293952.

The previous prime is 1102121117. The next prime is 1102121147. The reversal of 1102121121 is 1211212011.

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

It is a cyclic number.

It is not a de Polignac number, because 1102121121 - 2² = 1102121117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102121097 and 1102121106.

It is not an unprimeable number, because it can be changed into a prime (1102125121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3113160 + ... + 3113513.

It is an arithmetic number, because the mean of its divisors is an integer number (186800220).

Almost surely, 2^1102121121 is an apocalyptic number.

It is an amenable number.

1102121121 is a deficient number, since it is larger than the sum of its proper divisors (392280639).

1102121121 is an equidigital number, since it uses as much as digits as its factorization.

1102121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6226735.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 1102121121 is about 33198.2096053387. The cubic root of 1102121121 is about 1032.9432018644.

Adding to 1102121121 its reverse (1211212011), we get a palindrome (2313333132).

The spelling of 1102121121 in words is "one billion, one hundred two million, one hundred twenty-one thousand, one hundred twenty-one".