1200021101202 has 96 divisors (see below), whose sum is σ = 3015323974656. Its totient is φ = 311652966240.

The previous prime is 1200021101183. The next prime is 1200021101203. The reversal of 1200021101202 is 2021011200021.

It is not an unprimeable number, because it can be changed into a prime (1200021101203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69731683 + ... + 69748889.

It is an arithmetic number, because the mean of its divisors is an integer number (31409624736).

Almost surely, 2^{1200021101202} is an apocalyptic number.

1200021101202 is an abundant number, since it is smaller than the sum of its proper divisors (1815302873454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200021101202 is a wasteful number, since it uses less digits than its factorization.

1200021101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30964 (or 30953 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1200021101202 its reverse (2021011200021), we get a palindrome (3221032301223).

The spelling of 1200021101202 in words is "one trillion, two hundred billion, twenty-one million, one hundred one thousand, two hundred two".