6222121773 has 12 divisors (see below), whose sum is σ = 9650638080. Its totient is φ = 3555498072.

The previous prime is 6222121757. The next prime is 6222121777. The reversal of 6222121773 is 3771212226.

It is not a de Polignac number, because 6222121773 - 2⁴ = 6222121757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222121777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21163533 + ... + 21163826.

It is an arithmetic number, because the mean of its divisors is an integer number (804219840).

Almost surely, 2^6222121773 is an apocalyptic number.

It is an amenable number.

6222121773 is a deficient number, since it is larger than the sum of its proper divisors (3428516307).

6222121773 is a wasteful number, since it uses less digits than its factorization.

6222121773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42327376 (or 42327369 counting only the distinct ones).

The product of its digits is 14112, while the sum is 33.

The square root of 6222121773 is about 78880.4270589352. The cubic root of 6222121773 is about 1839.2728866370.

Adding to 6222121773 its reverse (3771212226), we get a palindrome (9993333999).

The spelling of 6222121773 in words is "six billion, two hundred twenty-two million, one hundred twenty-one thousand, seven hundred seventy-three".