3212210202021 has 16 divisors (see below), whose sum is σ = 4807890035200. Its totient is φ = 2119396420224.

The previous prime is 3212210202011. The next prime is 3212210202031. The reversal of 3212210202021 is 1202020122123.

It is an interprime number because it is at equal distance from previous prime (3212210202011) and next prime (3212210202031).

It is not a de Polignac number, because 3212210202021 - 2¹⁵ = 3212210169253 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3212210201985 and 3212210202003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212210202011) 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, 613248661 + ... + 613253898.

It is an arithmetic number, because the mean of its divisors is an integer number (300493127200).

Almost surely, 2^{3212210202021} is an apocalyptic number.

It is an amenable number.

3212210202021 is a deficient number, since it is larger than the sum of its proper divisors (1595679833179).

3212210202021 is a wasteful number, since it uses less digits than its factorization.

3212210202021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226502665 (or 1226502659 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 3212210202021 its reverse (1202020122123), we get a palindrome (4414230324144).

The spelling of 3212210202021 in words is "three trillion, two hundred twelve billion, two hundred ten million, two hundred two thousand, twenty-one".