1040212511203 has 4 divisors (see below), whose sum is σ = 1044356784408. Its totient is φ = 1036068238000.

The previous prime is 1040212511167. The next prime is 1040212511249. The reversal of 1040212511203 is 3021152120401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1040212511203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040212514203) 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, 2072136226 + ... + 2072136727.

It is an arithmetic number, because the mean of its divisors is an integer number (261089196102).

Almost surely, 2^{1040212511203} is an apocalyptic number.

1040212511203 is a deficient number, since it is larger than the sum of its proper divisors (4144273205).

1040212511203 is an equidigital number, since it uses as much as digits as its factorization.

1040212511203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144273204.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 1040212511203 its reverse (3021152120401), we get a palindrome (4061364631604).

The spelling of 1040212511203 in words is "one trillion, forty billion, two hundred twelve million, five hundred eleven thousand, two hundred three".