1030202321121 has 16 divisors (see below), whose sum is σ = 1563450678720. Its totient is φ = 670050289440.

The previous prime is 1030202321119. The next prime is 1030202321153. The reversal of 1030202321121 is 1211232020301.

1030202321121 is a `hidden beast` number, since 10 + 302 + 0 + 232 + 1 + 121 = 666.

It is not a de Polignac number, because 1030202321121 - 2¹ = 1030202321119 is a prime.

It is a super-2 number, since 2×1030202321121² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1030202321094 and 1030202321103.

It is not an unprimeable number, because it can be changed into a prime (1030202321191) 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, 465311595 + ... + 465313808.

It is an arithmetic number, because the mean of its divisors is an integer number (97715667420).

Almost surely, 2^{1030202321121} is an apocalyptic number.

It is an amenable number.

1030202321121 is a deficient number, since it is larger than the sum of its proper divisors (533248357599).

1030202321121 is an equidigital number, since it uses as much as digits as its factorization.

1030202321121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930625453 (or 930625447 counting only the distinct ones).

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

Adding to 1030202321121 its reverse (1211232020301), we get a palindrome (2241434341422).

The spelling of 1030202321121 in words is "one trillion, thirty billion, two hundred two million, three hundred twenty-one thousand, one hundred twenty-one".