1002213101121 has 8 divisors (see below), whose sum is σ = 1336420710624. Its totient is φ = 668073779520.

The previous prime is 1002213101117. The next prime is 1002213101237. The reversal of 1002213101121 is 1211013122001.

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

It is not a de Polignac number, because 1002213101121 - 2² = 1002213101117 is a prime.

It is a super-2 number, since 2×1002213101121² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1002213101121.

It is not an unprimeable number, because it can be changed into a prime (1002213101821) 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, 17037720 + ... + 17096441.

It is an arithmetic number, because the mean of its divisors is an integer number (167052588828).

Almost surely, 2^{1002213101121} is an apocalyptic number.

It is an amenable number.

1002213101121 is a deficient number, since it is larger than the sum of its proper divisors (334207609503).

1002213101121 is an equidigital number, since it uses as much as digits as its factorization.

1002213101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34143951.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1002213101121 its reverse (1211013122001), we get a palindrome (2213226223122).

The spelling of 1002213101121 in words is "one trillion, two billion, two hundred thirteen million, one hundred one thousand, one hundred twenty-one".