1022201200012 has 24 divisors (see below), whose sum is σ = 1819308874320. Its totient is φ = 502399971840.

The previous prime is 1022201199973. The next prime is 1022201200073. The reversal of 1022201200012 is 2100021022201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1022201199965 and 1022201200001.

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, 3110008 + ... + 3422944.

It is an arithmetic number, because the mean of its divisors is an integer number (75804536430).

Almost surely, 2^{1022201200012} is an apocalyptic number.

It is an amenable number.

1022201200012 is a deficient number, since it is larger than the sum of its proper divisors (797107674308).

1022201200012 is a wasteful number, since it uses less digits than its factorization.

1022201200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326841 (or 326839 counting only the distinct ones).

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

Adding to 1022201200012 its reverse (2100021022201), we get a palindrome (3122222222213).

The spelling of 1022201200012 in words is "one trillion, twenty-two billion, two hundred one million, two hundred thousand, twelve".