1202021100212 has 24 divisors (see below), whose sum is σ = 2156070997920. Its totient is φ = 586178445600.

The previous prime is 1202021100211. The next prime is 1202021100257. The reversal of 1202021100212 is 2120011202021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202021100211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22176662 + ... + 22230797.

It is an arithmetic number, because the mean of its divisors is an integer number (89836291580).

Almost surely, 2^{1202021100212} is an apocalyptic number.

It is an amenable number.

1202021100212 is a deficient number, since it is larger than the sum of its proper divisors (954049897708).

1202021100212 is a wasteful number, since it uses less digits than its factorization.

1202021100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44407631 (or 44407629 counting only the distinct ones).

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

Adding to 1202021100212 its reverse (2120011202021), we get a palindrome (3322032302233).

The spelling of 1202021100212 in words is "one trillion, two hundred two billion, twenty-one million, one hundred thousand, two hundred twelve".