1121422341013 has 16 divisors (see below), whose sum is σ = 1249479126000. Its totient is φ = 999344586240.

The previous prime is 1121422340993. The next prime is 1121422341019. The reversal of 1121422341013 is 3101432241211.

It can be written as a sum of positive squares in 8 ways, for example, as 205079462449 + 916342878564 = 452857^2 + 957258^2 .

It is not a de Polignac number, because 1121422341013 - 2⁹ = 1121422340501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121422341019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3061713 + ... + 3408361.

It is an arithmetic number, because the mean of its divisors is an integer number (78092445375).

Almost surely, 2^{1121422341013} is an apocalyptic number.

1121422341013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1121422341013 is a deficient number, since it is larger than the sum of its proper divisors (128056784987).

1121422341013 is a wasteful number, since it uses less digits than its factorization.

1121422341013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355272.

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

Adding to 1121422341013 its reverse (3101432241211), we get a palindrome (4222854582224).

The spelling of 1121422341013 in words is "one trillion, one hundred twenty-one billion, four hundred twenty-two million, three hundred forty-one thousand, thirteen".