1202221201012 has 48 divisors (see below), whose sum is σ = 2299416844032. Its totient is φ = 546632271360.

The previous prime is 1202221200923. The next prime is 1202221201033. The reversal of 1202221201012 is 2101021222021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4662993 + ... + 4914055.

It is an arithmetic number, because the mean of its divisors is an integer number (47904517584).

Almost surely, 2^{1202221201012} is an apocalyptic number.

It is an amenable number.

1202221201012 is a deficient number, since it is larger than the sum of its proper divisors (1097195643020).

1202221201012 is a wasteful number, since it uses less digits than its factorization.

1202221201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252448 (or 252446 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1202221201012 its reverse (2101021222021), we get a palindrome (3303242423033).

The spelling of 1202221201012 in words is "one trillion, two hundred two billion, two hundred twenty-one million, two hundred one thousand, twelve".