222122102121010 has 128 divisors (see below), whose sum is σ = 500210672467968. Its totient is φ = 69137566848000.

The previous prime is 222122102121001. The next prime is 222122102121077. The reversal of 222122102121010 is 10121201221222.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 489426895 + ... + 489880525.

It is an arithmetic number, because the mean of its divisors is an integer number (3907895878656).

Almost surely, 2^{222122102121010} is an apocalyptic number.

222122102121010 is an abundant number, since it is smaller than the sum of its proper divisors (278088570346958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222122102121010 is a wasteful number, since it uses less digits than its factorization.

222122102121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462540.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 222122102121010 its reverse (10121201221222), we get a palindrome (232243303342232).

The spelling of 222122102121010 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred two million, one hundred twenty-one thousand, ten".