1002220120012 has 6 divisors (see below), whose sum is σ = 1753885210028. Its totient is φ = 501110060004.

The previous prime is 1002220120003. The next prime is 1002220120037. The reversal of 1002220120012 is 2100210222001.

It is a happy number.

It is a super-3 number, since 3×1002220120012³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002220119974 and 1002220120001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125277514998 + ... + 125277515005.

Almost surely, 2^{1002220120012} is an apocalyptic number.

It is an amenable number.

1002220120012 is a deficient number, since it is larger than the sum of its proper divisors (751665090016).

1002220120012 is a wasteful number, since it uses less digits than its factorization.

1002220120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250555030007 (or 250555030005 counting only the distinct ones).

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

Adding to 1002220120012 its reverse (2100210222001), we get a palindrome (3102430342013).

The spelling of 1002220120012 in words is "one trillion, two billion, two hundred twenty million, one hundred twenty thousand, twelve".