1000120010102 has 4 divisors (see below), whose sum is σ = 1500180015156. Its totient is φ = 500060005050.

The previous prime is 1000120010053. The next prime is 1000120010143. The reversal of 1000120010102 is 2010100210001.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1000120010102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250030002524 + ... + 250030002527.

It is an arithmetic number, because the mean of its divisors is an integer number (375045003789).

Almost surely, 2^{1000120010102} is an apocalyptic number.

1000120010102 is a deficient number, since it is larger than the sum of its proper divisors (500060005054).

1000120010102 is an equidigital number, since it uses as much as digits as its factorization.

1000120010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500060005053.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1000120010102 its reverse (2010100210001), we get a palindrome (3010220220103).

The spelling of 1000120010102 in words is "one trillion, one hundred twenty million, ten thousand, one hundred two".