1134143210021 has 4 divisors (see below), whose sum is σ = 1135912544844. Its totient is φ = 1132373875200.

The previous prime is 1134143210017. The next prime is 1134143210029. The reversal of 1134143210021 is 1200123414311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 554391930625 + 579751279396 = 744575^2 + 761414^2 .

It is a cyclic number.

It is not a de Polignac number, because 1134143210021 - 2² = 1134143210017 is a prime.

It is a super-2 number, since 2×1134143210021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134143210029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 884666450 + ... + 884667731.

It is an arithmetic number, because the mean of its divisors is an integer number (283978136211).

Almost surely, 2^{1134143210021} is an apocalyptic number.

It is an amenable number.

1134143210021 is a deficient number, since it is larger than the sum of its proper divisors (1769334823).

1134143210021 is an equidigital number, since it uses as much as digits as its factorization.

1134143210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769334822.

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

Adding to 1134143210021 its reverse (1200123414311), we get a palindrome (2334266624332).

The spelling of 1134143210021 in words is "one trillion, one hundred thirty-four billion, one hundred forty-three million, two hundred ten thousand, twenty-one".