1004400211031 has 8 divisors (see below), whose sum is σ = 1147951328160. Its totient is φ = 860865437088.

The previous prime is 1004400210971. The next prime is 1004400211037. The reversal of 1004400211031 is 1301120044001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004400211031 is a prime.

It is a super-2 number, since 2×1004400211031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004400211037) 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, 3953816 + ... + 4200173.

It is an arithmetic number, because the mean of its divisors is an integer number (143493916020).

Almost surely, 2^{1004400211031} is an apocalyptic number.

1004400211031 is a deficient number, since it is larger than the sum of its proper divisors (143551117129).

1004400211031 is an equidigital number, since it uses as much as digits as its factorization.

1004400211031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8171593.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1004400211031 its reverse (1301120044001), we get a palindrome (2305520255032).

The spelling of 1004400211031 in words is "one trillion, four billion, four hundred million, two hundred eleven thousand, thirty-one".