3210020121 has 128 divisors (see below), whose sum is σ = 5942108160. Its totient is φ = 1490227200.

The previous prime is 3210020119. The next prime is 3210020153. The reversal of 3210020121 is 1210200123.

3210020121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3210020121 - 2¹ = 3210020119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3210020097 and 3210020106.

It is not an unprimeable number, because it can be changed into a prime (3210020221) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8085495 + ... + 8085891.

It is an arithmetic number, because the mean of its divisors is an integer number (46422720).

Almost surely, 2^3210020121 is an apocalyptic number.

It is an amenable number.

3210020121 is a deficient number, since it is larger than the sum of its proper divisors (2732088039).

3210020121 is a wasteful number, since it uses less digits than its factorization.

3210020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 3210020121 is about 56657.0394655421. The cubic root of 3210020121 is about 1475.1490985544.

Adding to 3210020121 its reverse (1210200123), we get a palindrome (4420220244).

The spelling of 3210020121 in words is "three billion, two hundred ten million, twenty thousand, one hundred twenty-one".