1013023110121 has 16 divisors (see below), whose sum is σ = 1170928579968. Its totient is φ = 866160979200.

The previous prime is 1013023110119. The next prime is 1013023110131. The reversal of 1013023110121 is 1210113203101.

It is a happy number.

It is not a de Polignac number, because 1013023110121 - 2¹ = 1013023110119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013023110095 and 1013023110104.

It is not an unprimeable number, because it can be changed into a prime (1013023110101) 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, 1592445 + ... + 2135866.

It is an arithmetic number, because the mean of its divisors is an integer number (73183036248).

Almost surely, 2^{1013023110121} is an apocalyptic number.

1013023110121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1013023110121 is a deficient number, since it is larger than the sum of its proper divisors (157905469847).

1013023110121 is a wasteful number, since it uses less digits than its factorization.

1013023110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729792.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1013023110121 its reverse (1210113203101), we get a palindrome (2223136313222).

The spelling of 1013023110121 in words is "one trillion, thirteen billion, twenty-three million, one hundred ten thousand, one hundred twenty-one".