1000002223031 has 16 divisors (see below), whose sum is σ = 1203091234560. Its totient is φ = 811977177600.

The previous prime is 1000002222977. The next prime is 1000002223049. The reversal of 1000002223031 is 1303222000001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1000002223031 - 2¹⁰ = 1000002222007 is a prime.

It is a super-2 number, since 2×1000002223031² (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 = 1000002222997 and 1000002223015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000002223061) 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, 1790231 + ... + 2281431.

It is an arithmetic number, because the mean of its divisors is an integer number (75193202160).

Almost surely, 2^{1000002223031} is an apocalyptic number.

1000002223031 is a deficient number, since it is larger than the sum of its proper divisors (203089011529).

1000002223031 is a wasteful number, since it uses less digits than its factorization.

1000002223031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506534.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1000002223031 its reverse (1303222000001), we get a palindrome (2303224223032).

The spelling of 1000002223031 in words is "one trillion, two million, two hundred twenty-three thousand, thirty-one".