1231134041122 has 4 divisors (see below), whose sum is σ = 1846701061686. Its totient is φ = 615567020560.

The previous prime is 1231134041107. The next prime is 1231134041129. The reversal of 1231134041122 is 2211404311321.

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

It can be written as a sum of positive squares in only one way, i.e., 870655081921 + 360478959201 = 933089^2 + 600399^2 .

It is not an unprimeable number, because it can be changed into a prime (1231134041129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307783510279 + ... + 307783510282.

Almost surely, 2^{1231134041122} is an apocalyptic number.

1231134041122 is a deficient number, since it is larger than the sum of its proper divisors (615567020564).

1231134041122 is an equidigital number, since it uses as much as digits as its factorization.

1231134041122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615567020563.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 1231134041122 its reverse (2211404311321), we get a palindrome (3442538352443).

The spelling of 1231134041122 in words is "one trillion, two hundred thirty-one billion, one hundred thirty-four million, forty-one thousand, one hundred twenty-two".