1000122202012 has 12 divisors (see below), whose sum is σ = 1752265692856. Its totient is φ = 499474861200.

The previous prime is 1000122201997. The next prime is 1000122202019. The reversal of 1000122202012 is 2102022210001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1000122201983 and 1000122202001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000122202019) 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, 146556114 + ... + 146562937.

Almost surely, 2^{1000122202012} is an apocalyptic number.

It is an amenable number.

1000122202012 is a deficient number, since it is larger than the sum of its proper divisors (752143490844).

1000122202012 is a wasteful number, since it uses less digits than its factorization.

1000122202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293119908 (or 293119906 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1000122202012 its reverse (2102022210001), we get a palindrome (3102144412013).

The spelling of 1000122202012 in words is "one trillion, one hundred twenty-two million, two hundred two thousand, twelve".