3022212121 has 16 divisors (see below), whose sum is σ = 3219079680. Its totient is φ = 2831209920.

The previous prime is 3022212113. The next prime is 3022212139. The reversal of 3022212121 is 1212122203.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3022212121 - 2³ = 3022212113 is a prime.

It is a super-2 number, since 2×3022212121² = 18267532208638637282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3022212095 and 3022212104.

It is not an unprimeable number, because it can be changed into a prime (3022212521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330811 + ... + 339823.

It is an arithmetic number, because the mean of its divisors is an integer number (201192480).

Almost surely, 2^3022212121 is an apocalyptic number.

It is an amenable number.

3022212121 is a deficient number, since it is larger than the sum of its proper divisors (196867559).

3022212121 is a wasteful number, since it uses less digits than its factorization.

3022212121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9336.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3022212121 is about 54974.6498033412. The cubic root of 3022212121 is about 1445.8003127226.

Adding to 3022212121 its reverse (1212122203), we get a palindrome (4234334324).

The spelling of 3022212121 in words is "three billion, twenty-two million, two hundred twelve thousand, one hundred twenty-one".