1202221000012 has 24 divisors (see below), whose sum is σ = 2110889761904. Its totient is φ = 599109918912.

The previous prime is 1202220999961. The next prime is 1202221000039. The reversal of 1202221000012 is 2100001222021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1202220999956 and 1202221000001.

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, 24040138 + ... + 24090094.

Almost surely, 2^{1202221000012} is an apocalyptic number.

It is an amenable number.

1202221000012 is a deficient number, since it is larger than the sum of its proper divisors (908668761892).

1202221000012 is a wasteful number, since it uses less digits than its factorization.

1202221000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69865 (or 69863 counting only the distinct ones).

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

Adding to 1202221000012 its reverse (2100001222021), we get a palindrome (3302222222033).

The spelling of 1202221000012 in words is "one trillion, two hundred two billion, two hundred twenty-one million, twelve", and thus it is an aban number.