1002222022012 has 24 divisors (see below), whose sum is σ = 1843181429936. Its totient is φ = 476228688768.

The previous prime is 1002222022007. The next prime is 1002222022079. The reversal of 1002222022012 is 2102202222001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78735153 + ... + 78747880.

Almost surely, 2^{1002222022012} is an apocalyptic number.

It is an amenable number.

1002222022012 is a deficient number, since it is larger than the sum of its proper divisors (840959407924).

1002222022012 is a wasteful number, since it uses less digits than its factorization.

1002222022012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157483117 (or 157483115 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1002222022012 its reverse (2102202222001), we get a palindrome (3104424244013).

The spelling of 1002222022012 in words is "one trillion, two billion, two hundred twenty-two million, twenty-two thousand, twelve".