2121234022 has 8 divisors (see below), whose sum is σ = 3191464872. Its totient is φ = 1057412400.

The previous prime is 2121233981. The next prime is 2121234023. The reversal of 2121234022 is 2204321212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2121234022³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121234023) 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, 1601479 + ... + 1602802.

It is an arithmetic number, because the mean of its divisors is an integer number (398933109).

Almost surely, 2^2121234022 is an apocalyptic number.

2121234022 is a deficient number, since it is larger than the sum of its proper divisors (1070230850).

2121234022 is a wasteful number, since it uses less digits than its factorization.

2121234022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204614.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2121234022 is about 46056.8564059685. The cubic root of 2121234022 is about 1284.8808646685.

Adding to 2121234022 its reverse (2204321212), we get a palindrome (4325555234).

The spelling of 2121234022 in words is "two billion, one hundred twenty-one million, two hundred thirty-four thousand, twenty-two".