3020121003131 has 4 divisors (see below), whose sum is σ = 3020124480192. Its totient is φ = 3020117526072.

The previous prime is 3020121003091. The next prime is 3020121003157. The reversal of 3020121003131 is 1313001210203.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3020121003131 is a prime.

It is a super-2 number, since 2×3020121003131² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3020121005131) 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, 796310 + ... + 2583476.

It is an arithmetic number, because the mean of its divisors is an integer number (755031120048).

Almost surely, 2^{3020121003131} is an apocalyptic number.

3020121003131 is a deficient number, since it is larger than the sum of its proper divisors (3477061).

3020121003131 is a wasteful number, since it uses less digits than its factorization.

3020121003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477060.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 3020121003131 its reverse (1313001210203), we get a palindrome (4333122213334).

The spelling of 3020121003131 in words is "three trillion, twenty billion, one hundred twenty-one million, three thousand, one hundred thirty-one".