1002122120011 has 8 divisors (see below), whose sum is σ = 1045703786400. Its totient is φ = 958541381952.

The previous prime is 1002122119997. The next prime is 1002122120023. The reversal of 1002122120011 is 1100212212001.

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 1002122120011 - 2⁵ = 1002122119979 is a prime.

It is a super-3 number, since 3×1002122120011³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002122119973 and 1002122120000.

It is not an unprimeable number, because it can be changed into a prime (1002122120081) 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, 2838181 + ... + 3171673.

It is an arithmetic number, because the mean of its divisors is an integer number (130712973300).

Almost surely, 2^{1002122120011} is an apocalyptic number.

1002122120011 is a deficient number, since it is larger than the sum of its proper divisors (43581666389).

1002122120011 is a wasteful number, since it uses less digits than its factorization.

1002122120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464165.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002122120011 its reverse (1100212212001), we get a palindrome (2102334332012).

The spelling of 1002122120011 in words is "one trillion, two billion, one hundred twenty-two million, one hundred twenty thousand, eleven".