900221002021222 has 8 divisors (see below), whose sum is σ = 1543236003464976. Its totient is φ = 385809000866232.

The previous prime is 900221002021193. The next prime is 900221002021267. The reversal of 900221002021222 is 222120200122009.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32150750072173 + ... + 32150750072200.

It is an arithmetic number, because the mean of its divisors is an integer number (192904500433122).

Almost surely, 2^{900221002021222} is an apocalyptic number.

900221002021222 is a deficient number, since it is larger than the sum of its proper divisors (643015001443754).

900221002021222 is a wasteful number, since it uses less digits than its factorization.

900221002021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64301500144382.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 900221002021222 in words is "nine hundred trillion, two hundred twenty-one billion, two million, twenty-one thousand, two hundred twenty-two".