1031212203202 has 8 divisors (see below), whose sum is σ = 1550492458812. Its totient is φ = 514381383600.

The previous prime is 1031212203187. The next prime is 1031212203257. The reversal of 1031212203202 is 2023022121301.

It can be written as a sum of positive squares in 2 ways, for example, as 1021411401201 + 9800802001 = 1010649^2 + 98999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1031212203202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612357949 + ... + 612359632.

Almost surely, 2^{1031212203202} is an apocalyptic number.

1031212203202 is a deficient number, since it is larger than the sum of its proper divisors (519280255610).

1031212203202 is a wasteful number, since it uses less digits than its factorization.

1031212203202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224718004.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1031212203202 its reverse (2023022121301), we get a palindrome (3054234324503).

The spelling of 1031212203202 in words is "one trillion, thirty-one billion, two hundred twelve million, two hundred three thousand, two hundred two".