2031212302203 has 16 divisors (see below), whose sum is σ = 3095260621056. Its totient is φ = 1160662755360.

The previous prime is 2031212302187. The next prime is 2031212302237. The reversal of 2031212302203 is 3022032121302.

It is a happy number.

It is not a de Polignac number, because 2031212302203 - 2⁴ = 2031212302187 is a prime.

It is a super-2 number, since 2×2031212302203² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 2031212302203.

It is not an unprimeable number, because it can be changed into a prime (2031212302003) 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, 404088 + ... + 2055653.

It is an arithmetic number, because the mean of its divisors is an integer number (193453788816).

Almost surely, 2^{2031212302203} is an apocalyptic number.

2031212302203 is a deficient number, since it is larger than the sum of its proper divisors (1064048318853).

2031212302203 is a wasteful number, since it uses less digits than its factorization.

2031212302203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2499074.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2031212302203 its reverse (3022032121302), we get a palindrome (5053244423505).

The spelling of 2031212302203 in words is "two trillion, thirty-one billion, two hundred twelve million, three hundred two thousand, two hundred three".