1043213431204 has 24 divisors (see below), whose sum is σ = 2115008056448. Its totient is φ = 440966928960.

The previous prime is 1043213431199. The next prime is 1043213431283. The reversal of 1043213431204 is 4021343123401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255187152 + ... + 255191239.

Almost surely, 2^{1043213431204} is an apocalyptic number.

1043213431204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1043213431204 is an abundant number, since it is smaller than the sum of its proper divisors (1071794625244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043213431204 is a wasteful number, since it uses less digits than its factorization.

1043213431204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510378475 (or 510378473 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1043213431204 its reverse (4021343123401), we get a palindrome (5064556554605).

The spelling of 1043213431204 in words is "one trillion, forty-three billion, two hundred thirteen million, four hundred thirty-one thousand, two hundred four".