3102013133021 has 4 divisors (see below), whose sum is σ = 3384014326944. Its totient is φ = 2820011939100.

The previous prime is 3102013132973. The next prime is 3102013133059. The reversal of 3102013133021 is 1203313102013.

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 3102013133021 - 2¹⁸ = 3102012870877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3102013132984 and 3102013133002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102013133321) 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, 141000596945 + ... + 141000596966.

It is an arithmetic number, because the mean of its divisors is an integer number (846003581736).

Almost surely, 2^{3102013133021} is an apocalyptic number.

It is an amenable number.

3102013133021 is a deficient number, since it is larger than the sum of its proper divisors (282001193923).

3102013133021 is a wasteful number, since it uses less digits than its factorization.

3102013133021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282001193922.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 3102013133021 its reverse (1203313102013), we get a palindrome (4305326235034).

The spelling of 3102013133021 in words is "three trillion, one hundred two billion, thirteen million, one hundred thirty-three thousand, twenty-one".