1202221012102 has 16 divisors (see below), whose sum is σ = 1999521089424. Its totient is φ = 537505668000.

The previous prime is 1202221012093. The next prime is 1202221012123. The reversal of 1202221012102 is 2012101222021.

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 7 ways as a sum of consecutive naturals, for example, 447920049 + ... + 447922732.

It is an arithmetic number, because the mean of its divisors is an integer number (124970068089).

Almost surely, 2^{1202221012102} is an apocalyptic number.

1202221012102 is a deficient number, since it is larger than the sum of its proper divisors (797300077322).

1202221012102 is a wasteful number, since it uses less digits than its factorization.

1202221012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895842855.

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

Adding to 1202221012102 its reverse (2012101222021), we get a palindrome (3214322234123).

The spelling of 1202221012102 in words is "one trillion, two hundred two billion, two hundred twenty-one million, twelve thousand, one hundred two".