1002110120121 has 8 divisors (see below), whose sum is σ = 1457614720224. Its totient is φ = 607339466720.

The previous prime is 1002110120069. The next prime is 1002110120149. The reversal of 1002110120121 is 1210210112001.

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 1002110120121 - 2¹⁰ = 1002110119097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1002110120097 and 1002110120106.

It is not an unprimeable number, because it can be changed into a prime (1002110120161) 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, 15183486636 + ... + 15183486701.

It is an arithmetic number, because the mean of its divisors is an integer number (182201840028).

Almost surely, 2^{1002110120121} is an apocalyptic number.

1002110120121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002110120121 is a deficient number, since it is larger than the sum of its proper divisors (455504600103).

1002110120121 is a wasteful number, since it uses less digits than its factorization.

1002110120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30366973351.

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

Adding to 1002110120121 its reverse (1210210112001), we get a palindrome (2212320232122).

The spelling of 1002110120121 in words is "one trillion, two billion, one hundred ten million, one hundred twenty thousand, one hundred twenty-one".