1001121110102 has 4 divisors (see below), whose sum is σ = 1501681665156. Its totient is φ = 500560555050.

The previous prime is 1001121110089. The next prime is 1001121110113. The reversal of 1001121110102 is 2010111211001.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250280277524 + ... + 250280277527.

It is an arithmetic number, because the mean of its divisors is an integer number (375420416289).

Almost surely, 2^{1001121110102} is an apocalyptic number.

1001121110102 is a deficient number, since it is larger than the sum of its proper divisors (500560555054).

1001121110102 is an equidigital number, since it uses as much as digits as its factorization.

1001121110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500560555053.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1001121110102 its reverse (2010111211001), we get a palindrome (3011232321103).

The spelling of 1001121110102 in words is "one trillion, one billion, one hundred twenty-one million, one hundred ten thousand, one hundred two".