1013202302121 has 12 divisors (see below), whose sum is σ = 1468955014020. Its totient is φ = 672957165600.

The previous prime is 1013202302059. The next prime is 1013202302129. The reversal of 1013202302121 is 1212032023101.

1013202302121 is a `hidden beast` number, since 101 + 320 + 2 + 30 + 212 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 95555174400 + 917647127721 = 309120^2 + 957939^2 .

It is not a de Polignac number, because 1013202302121 - 2¹¹ = 1013202300073 is a prime.

It is a super-2 number, since 2×1013202302121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013202302094 and 1013202302103.

It is not an unprimeable number, because it can be changed into a prime (1013202302129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209250430 + ... + 209255271.

It is an arithmetic number, because the mean of its divisors is an integer number (122412917835).

Almost surely, 2^{1013202302121} is an apocalyptic number.

It is an amenable number.

1013202302121 is a deficient number, since it is larger than the sum of its proper divisors (455752711899).

1013202302121 is a wasteful number, since it uses less digits than its factorization.

1013202302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418505976 (or 418505973 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1013202302121 its reverse (1212032023101), we get a palindrome (2225234325222).

The spelling of 1013202302121 in words is "one trillion, thirteen billion, two hundred two million, three hundred two thousand, one hundred twenty-one".