1012002000122 has 16 divisors (see below), whose sum is σ = 1533809725440. Its totient is φ = 500752164528.

The previous prime is 1012002000109. The next prime is 1012002000127. The reversal of 1012002000122 is 2210002002101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1012002000127) 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, 4917122 + ... + 5118797.

It is an arithmetic number, because the mean of its divisors is an integer number (95863107840).

Almost surely, 2^{1012002000122} is an apocalyptic number.

1012002000122 is a deficient number, since it is larger than the sum of its proper divisors (521807725318).

1012002000122 is a wasteful number, since it uses less digits than its factorization.

1012002000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10036445.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1012002000122 its reverse (2210002002101), we get a palindrome (3222004002223).

The spelling of 1012002000122 in words is "one trillion, twelve billion, two million, one hundred twenty-two", and thus it is an aban number.