2031220002031 has 8 divisors (see below), whose sum is σ = 2222225586000. Its totient is φ = 1841272621440.

The previous prime is 2031220002011. The next prime is 2031220002037. The reversal of 2031220002031 is 1302000221302.

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

It is a cyclic number.

It is not a de Polignac number, because 2031220002031 - 2⁹ = 2031220001519 is a prime.

It is a super-2 number, since 2×2031220002031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2031220001996 and 2031220002014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031220002037) 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, 264546826 + ... + 264554503.

It is an arithmetic number, because the mean of its divisors is an integer number (277778198250).

Almost surely, 2^{2031220002031} is an apocalyptic number.

2031220002031 is a deficient number, since it is larger than the sum of its proper divisors (191005583969).

2031220002031 is a wasteful number, since it uses less digits than its factorization.

2031220002031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529101689.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 2031220002031 its reverse (1302000221302), we get a palindrome (3333220223333).

The spelling of 2031220002031 in words is "two trillion, thirty-one billion, two hundred twenty million, two thousand, thirty-one".