1102202112121 has 8 divisors (see below), whose sum is σ = 1209119637600. Its totient is φ = 996404142240.

The previous prime is 1102202112113. The next prime is 1102202112127. The reversal of 1102202112121 is 1212112022011.

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 1102202112121 - 2³ = 1102202112113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102202112095 and 1102202112104.

It is not an unprimeable number, because it can be changed into a prime (1102202112127) 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, 279886836 + ... + 279890773.

It is an arithmetic number, because the mean of its divisors is an integer number (151139954700).

Almost surely, 2^{1102202112121} is an apocalyptic number.

1102202112121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1102202112121 is a deficient number, since it is larger than the sum of its proper divisors (106917525479).

1102202112121 is a wasteful number, since it uses less digits than its factorization.

1102202112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559777799.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1102202112121 its reverse (1212112022011), we get a palindrome (2314314134132).

The spelling of 1102202112121 in words is "one trillion, one hundred two billion, two hundred two million, one hundred twelve thousand, one hundred twenty-one".