1001222102012 has 12 divisors (see below), whose sum is σ = 1911424013016. Its totient is φ = 455100955440.

The previous prime is 1001222101987. The next prime is 1001222102017. The reversal of 1001222102012 is 2102012221001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001222102017) 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, 11377523843 + ... + 11377523930.

It is an arithmetic number, because the mean of its divisors is an integer number (159285334418).

Almost surely, 2^{1001222102012} is an apocalyptic number.

It is an amenable number.

1001222102012 is a deficient number, since it is larger than the sum of its proper divisors (910201911004).

1001222102012 is a wasteful number, since it uses less digits than its factorization.

1001222102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22755047788 (or 22755047786 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1001222102012 its reverse (2102012221001), we get a palindrome (3103234323013).

The spelling of 1001222102012 in words is "one trillion, one billion, two hundred twenty-two million, one hundred two thousand, twelve".