1002212011078 has 8 divisors (see below), whose sum is σ = 1505988210168. Its totient is φ = 500215941024.

The previous prime is 1002212011063. The next prime is 1002212011079. The reversal of 1002212011078 is 8701102122001.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002212011079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 445030851 + ... + 445033102.

It is an arithmetic number, because the mean of its divisors is an integer number (188248526271).

Almost surely, 2^{1002212011078} is an apocalyptic number.

1002212011078 is a deficient number, since it is larger than the sum of its proper divisors (503776199090).

1002212011078 is an equidigital number, since it uses as much as digits as its factorization.

1002212011078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890064518.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 1002212011078 its reverse (8701102122001), we get a palindrome (9703314133079).

The spelling of 1002212011078 in words is "one trillion, two billion, two hundred twelve million, eleven thousand, seventy-eight".