1202120112002 has 16 divisors (see below), whose sum is σ = 1837221603000. Its totient is φ = 589761095040.

The previous prime is 1202120111989. The next prime is 1202120112013. The reversal of 1202120112002 is 2002110212021.

It can be written as a sum of positive squares in 4 ways, for example, as 1099706671561 + 102413440441 = 1048669^2 + 320021^2 .

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, 11995877 + ... + 12095672.

Almost surely, 2^{1202120112002} is an apocalyptic number.

1202120112002 is a deficient number, since it is larger than the sum of its proper divisors (635101490998).

1202120112002 is a wasteful number, since it uses less digits than its factorization.

1202120112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24092021.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1202120112002 its reverse (2002110212021), we get a palindrome (3204230324023).

The spelling of 1202120112002 in words is "one trillion, two hundred two billion, one hundred twenty million, one hundred twelve thousand, two".