2003213022031 has 4 divisors (see below), whose sum is σ = 2157306331432. Its totient is φ = 1849119712632.

The previous prime is 2003213022029. The next prime is 2003213022037. The reversal of 2003213022031 is 1302203123002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2003213022031 - 2¹ = 2003213022029 is a prime.

It is a super-2 number, since 2×2003213022031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003213022037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77046654681 + ... + 77046654706.

It is an arithmetic number, because the mean of its divisors is an integer number (539326582858).

Almost surely, 2^{2003213022031} is an apocalyptic number.

2003213022031 is a deficient number, since it is larger than the sum of its proper divisors (154093309401).

2003213022031 is a wasteful number, since it uses less digits than its factorization.

2003213022031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154093309400.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2003213022031 its reverse (1302203123002), we get a palindrome (3305416145033).

The spelling of 2003213022031 in words is "two trillion, three billion, two hundred thirteen million, twenty-two thousand, thirty-one".