1012120002078 has 8 divisors (see below), whose sum is σ = 2024240004168. Its totient is φ = 337373334024.

The previous prime is 1012120002043. The next prime is 1012120002079. The reversal of 1012120002078 is 8702000212101.

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

1012120002078 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012120002079) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 84343333501 + ... + 84343333512.

It is an arithmetic number, because the mean of its divisors is an integer number (253030000521).

Almost surely, 2^{1012120002078} is an apocalyptic number.

1012120002078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012120002078 is a wasteful number, since it uses less digits than its factorization.

1012120002078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168686667018.

The product of its (nonzero) digits is 448, while the sum is 24.

Adding to 1012120002078 its reverse (8702000212101), we get a palindrome (9714120214179).

The spelling of 1012120002078 in words is "one trillion, twelve billion, one hundred twenty million, two thousand, seventy-eight".