222121150217254 has 8 divisors (see below), whose sum is σ = 333446365302120. Its totient is φ = 110972361783216.

The previous prime is 222121150217251. The next prime is 222121150217293. The reversal of 222121150217254 is 452712051121222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222121150217251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44106659559 + ... + 44106664594.

It is an arithmetic number, because the mean of its divisors is an integer number (41680795662765).

Almost surely, 2^{222121150217254} is an apocalyptic number.

222121150217254 is a deficient number, since it is larger than the sum of its proper divisors (111325215084866).

222121150217254 is a wasteful number, since it uses less digits than its factorization.

222121150217254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88213325414.

The product of its (nonzero) digits is 44800, while the sum is 37.

The spelling of 222121150217254 in words is "two hundred twenty-two trillion, one hundred twenty-one billion, one hundred fifty million, two hundred seventeen thousand, two hundred fifty-four".