1013234244121 has 4 divisors (see below), whose sum is σ = 1105346448144. Its totient is φ = 921122040100.

The previous prime is 1013234244089. The next prime is 1013234244133. The reversal of 1013234244121 is 1214424323101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1013234244121 - 2⁵ = 1013234244089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1013234244121.

It is not an unprimeable number, because it can be changed into a prime (1013234244821) 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, 46056101995 + ... + 46056102016.

It is an arithmetic number, because the mean of its divisors is an integer number (276336612036).

Almost surely, 2^{1013234244121} is an apocalyptic number.

1013234244121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1013234244121 is a deficient number, since it is larger than the sum of its proper divisors (92112204023).

1013234244121 is an equidigital number, since it uses as much as digits as its factorization.

1013234244121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92112204022.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1013234244121 its reverse (1214424323101), we get a palindrome (2227658567222).

The spelling of 1013234244121 in words is "one trillion, thirteen billion, two hundred thirty-four million, two hundred forty-four thousand, one hundred twenty-one".