5012020210121 has 4 divisors (see below), whose sum is σ = 5075463504000. Its totient is φ = 4948576916244.

The previous prime is 5012020210111. The next prime is 5012020210147. The reversal of 5012020210121 is 1210120202105.

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 5012020210121 - 2¹⁴ = 5012020193737 is a prime.

It is a super-2 number, since 2×5012020210121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5012020210121.

It is not an unprimeable number, because it can be changed into a prime (5012020210111) 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, 31721646821 + ... + 31721646978.

It is an arithmetic number, because the mean of its divisors is an integer number (1268865876000).

Almost surely, 2^{5012020210121} is an apocalyptic number.

It is an amenable number.

5012020210121 is a deficient number, since it is larger than the sum of its proper divisors (63443293879).

5012020210121 is an equidigital number, since it uses as much as digits as its factorization.

5012020210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63443293878.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 5012020210121 its reverse (1210120202105), we get a palindrome (6222140412226).

The spelling of 5012020210121 in words is "five trillion, twelve billion, twenty million, two hundred ten thousand, one hundred twenty-one".