1131001234412 has 24 divisors (see below), whose sum is σ = 2262207112704. Its totient is φ = 484670962512.

The previous prime is 1131001234387. The next prime is 1131001234469. The reversal of 1131001234412 is 2144321001311.

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, 1511198 + ... + 2132069.

It is an arithmetic number, because the mean of its divisors is an integer number (94258629696).

Almost surely, 2^{1131001234412} is an apocalyptic number.

It is an amenable number.

1131001234412 is an abundant number, since it is smaller than the sum of its proper divisors (1131205878292).

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

1131001234412 is a wasteful number, since it uses less digits than its factorization.

1131001234412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3654365 (or 3654363 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1131001234412 its reverse (2144321001311), we get a palindrome (3275322235723).

The spelling of 1131001234412 in words is "one trillion, one hundred thirty-one billion, one million, two hundred thirty-four thousand, four hundred twelve".