12101321202 has 32 divisors (see below), whose sum is σ = 25061417280. Its totient is φ = 3890913600.

The previous prime is 12101321147. The next prime is 12101321209. The reversal of 12101321202 is 20212310121.

It is not an unprimeable number, because it can be changed into a prime (12101321209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149788 + ... + 215960.

It is an arithmetic number, because the mean of its divisors is an integer number (783169290).

Almost surely, 2^12101321202 is an apocalyptic number.

12101321202 is an abundant number, since it is smaller than the sum of its proper divisors (12960096078).

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

12101321202 is a wasteful number, since it uses less digits than its factorization.

12101321202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67258.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12101321202 its reverse (20212310121), we get a palindrome (32313631323).

The spelling of 12101321202 in words is "twelve billion, one hundred one million, three hundred twenty-one thousand, two hundred two".