222121242121222 has 16 divisors (see below), whose sum is σ = 336918249914400. Its totient is φ = 109818018662400.

The previous prime is 222121242121213. The next prime is 222121242121243.

222121242121222 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714805722 + ... + 715116397.

It is an arithmetic number, because the mean of its divisors is an integer number (21057390619650).

Almost surely, 2^{222121242121222} is an apocalyptic number.

222121242121222 is a deficient number, since it is larger than the sum of its proper divisors (114797007793178).

222121242121222 is a wasteful number, since it uses less digits than its factorization.

222121242121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429922991.

The product of its digits is 4096, while the sum is 28.

The spelling of 222121242121222 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, two hundred forty-two million, one hundred twenty-one thousand, two hundred twenty-two".