2221242421222 has 24 divisors (see below), whose sum is σ = 3669066099216. Its totient is φ = 1007789310000.

The previous prime is 2221242421217. The next prime is 2221242421241.

It is a happy number.

2221242421222 is nontrivially palindromic in base 10.

2221242421222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8352154 + ... + 8613997.

It is an arithmetic number, because the mean of its divisors is an integer number (152877754134).

Almost surely, 2^{2221242421222} is an apocalyptic number.

2221242421222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2221242421222 is a deficient number, since it is larger than the sum of its proper divisors (1447823677994).

2221242421222 is a wasteful number, since it uses less digits than its factorization.

2221242421222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16966716 (or 16966705 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The spelling of 2221242421222 in words is "two trillion, two hundred twenty-one billion, two hundred forty-two million, four hundred twenty-one thousand, two hundred twenty-two".